diff --git a/.gitignore b/.gitignore
index 6f07f810..86597b43 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,6 @@ db.sqlite3
 *.pyc
 *__pycache__*
 .DS_Store
-env_sith
+env/
 doc/html
 data/
diff --git a/README.md b/README.md
index 856bfe08..25eaacbe 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ To start working on the project, just run the following commands:
 
     git clone https://ae-dev.utbm.fr/ae/Sith.git
     cd Sith
-    virtualenv --clear --python=python3 env_sith
+    virtualenv --clear --python=python3 env
     source env_sith/bin/activate
     pip install -r requirements.txt
     ./manage.py setup
diff --git a/accounting/admin.py b/accounting/admin.py
index 65f35fb9..a2a32380 100644
--- a/accounting/admin.py
+++ b/accounting/admin.py
@@ -3,9 +3,6 @@ from django.contrib import admin
 from accounting.models import *
 
 
-admin.site.register(Customer)
-admin.site.register(ProductType)
-admin.site.register(Product)
 admin.site.register(BankAccount)
 admin.site.register(ClubAccount)
 admin.site.register(GeneralJournal)
diff --git a/accounting/migrations/0001_initial.py b/accounting/migrations/0001_initial.py
index debb3b4c..7d59aca3 100644
--- a/accounting/migrations/0001_initial.py
+++ b/accounting/migrations/0001_initial.py
@@ -2,106 +2,65 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
-from django.conf import settings
 import accounting.models
 
 
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('core', '0001_initial'),
-        ('club', '0001_initial'),
     ]
 
     operations = [
         migrations.CreateModel(
             name='AccountingType',
             fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('code', models.CharField(max_length=16, verbose_name='code')),
                 ('label', models.CharField(max_length=60, verbose_name='label')),
-                ('movement_type', models.CharField(max_length=12, verbose_name='movement type', choices=[('credit', 'Credit'), ('debit', 'Debit'), ('neutral', 'Neutral')])),
+                ('movement_type', models.CharField(choices=[('credit', 'Credit'), ('debit', 'Debit'), ('neutral', 'Neutral')], max_length=12, verbose_name='movement type')),
             ],
         ),
         migrations.CreateModel(
             name='BankAccount',
             fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('rib', models.CharField(max_length=255, verbose_name='rib', blank=True)),
-                ('number', models.CharField(max_length=255, verbose_name='account number', blank=True)),
+                ('rib', models.CharField(blank=True, max_length=255, verbose_name='rib')),
+                ('number', models.CharField(blank=True, max_length=255, verbose_name='account number')),
             ],
         ),
         migrations.CreateModel(
             name='ClubAccount',
             fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('bank_account', models.ForeignKey(related_name='club_accounts', to='accounting.BankAccount')),
-                ('club', models.OneToOneField(related_name='club_accounts', to='club.Club')),
+                ('bank_account', models.ForeignKey(to='accounting.BankAccount', related_name='club_accounts')),
             ],
         ),
-        migrations.CreateModel(
-            name='Customer',
-            fields=[
-                ('user', models.OneToOneField(to=settings.AUTH_USER_MODEL, primary_key=True, serialize=False)),
-                ('account_id', models.CharField(max_length=10, verbose_name='account id', unique=True)),
-            ],
-            options={
-                'verbose_name_plural': 'customers',
-                'verbose_name': 'customer',
-            },
-        ),
         migrations.CreateModel(
             name='GeneralJournal',
             fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('start_date', models.DateField(verbose_name='start date')),
-                ('end_date', models.DateField(null=True, default=None, verbose_name='end date', blank=True)),
+                ('end_date', models.DateField(default=None, blank=True, verbose_name='end date', null=True)),
                 ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('closed', models.BooleanField(default=False, verbose_name='is closed')),
-                ('club_account', models.ForeignKey(related_name='journals', to='accounting.ClubAccount')),
+                ('closed', models.BooleanField(verbose_name='is closed', default=False)),
+                ('club_account', models.ForeignKey(to='accounting.ClubAccount', related_name='journals')),
             ],
         ),
         migrations.CreateModel(
             name='Operation',
             fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
+                ('amount', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='amount')),
                 ('date', models.DateField(verbose_name='date')),
                 ('remark', models.TextField(max_length=255, verbose_name='remark')),
-                ('mode', models.CharField(max_length=255, verbose_name='payment method', choices=[('cheque', 'Chèque'), ('cash', 'Espèce'), ('transfert', 'Virement'), ('card', 'Carte banquaire')])),
+                ('mode', models.CharField(choices=[('cheque', 'Chèque'), ('cash', 'Espèce'), ('transfert', 'Virement'), ('card', 'Carte banquaire')], max_length=255, verbose_name='payment method')),
                 ('cheque_number', models.IntegerField(verbose_name='cheque number')),
-                ('invoice', models.FileField(null=True, upload_to='invoices', blank=True)),
-                ('done', models.BooleanField(default=False, verbose_name='is done')),
-                ('journal', models.ForeignKey(related_name='invoices', to='accounting.GeneralJournal')),
-                ('type', models.ForeignKey(related_name='operations', to='accounting.AccountingType')),
+                ('invoice', models.FileField(blank=True, upload_to='invoices', null=True)),
+                ('done', models.BooleanField(verbose_name='is done', default=False)),
+                ('journal', models.ForeignKey(to='accounting.GeneralJournal', related_name='operations')),
+                ('type', models.ForeignKey(to='accounting.AccountingType', related_name='operations')),
             ],
         ),
-        migrations.CreateModel(
-            name='Product',
-            fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
-                ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('description', models.TextField(verbose_name='description', blank=True)),
-                ('code', models.CharField(max_length=10, verbose_name='code')),
-                ('purchase_price', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='purchase price')),
-                ('selling_price', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='selling price')),
-                ('special_selling_price', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='special selling price')),
-                ('icon', models.ImageField(null=True, upload_to='products', blank=True)),
-            ],
-        ),
-        migrations.CreateModel(
-            name='ProductType',
-            fields=[
-                ('id', models.AutoField(primary_key=True, auto_created=True, serialize=False, verbose_name='ID')),
-                ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('description', models.TextField(null=True, verbose_name='description', blank=True)),
-                ('icon', models.ImageField(null=True, upload_to='products', blank=True)),
-            ],
-        ),
-        migrations.AddField(
-            model_name='product',
-            name='product_type',
-            field=models.ForeignKey(null=True, to='accounting.ProductType', related_name='products', blank=True),
-        ),
     ]
diff --git a/accounting/migrations/0002_auto_20160502_0952.py b/accounting/migrations/0002_auto_20160502_0952.py
deleted file mode 100644
index a7c8f532..00000000
--- a/accounting/migrations/0002_auto_20160502_0952.py
+++ /dev/null
@@ -1,19 +0,0 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('accounting', '0001_initial'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='operation',
-            name='journal',
-            field=models.ForeignKey(to='accounting.GeneralJournal', related_name='operations'),
-        ),
-    ]
diff --git a/accounting/migrations/0003_auto_20160509_0712.py b/accounting/migrations/0002_auto_20160530_1001.py
similarity index 53%
rename from accounting/migrations/0003_auto_20160509_0712.py
rename to accounting/migrations/0002_auto_20160530_1001.py
index 4b6e26a7..a47018a3 100644
--- a/accounting/migrations/0003_auto_20160509_0712.py
+++ b/accounting/migrations/0002_auto_20160530_1001.py
@@ -8,25 +8,18 @@ class Migration(migrations.Migration):
 
     dependencies = [
         ('club', '0001_initial'),
-        ('accounting', '0002_auto_20160502_0952'),
+        ('accounting', '0001_initial'),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='bankaccount',
-            name='club',
-            field=models.OneToOneField(to='club.Club', related_name='bank_accounts', default=1),
-            preserve_default=False,
-        ),
-        migrations.AddField(
-            model_name='product',
-            name='club',
-            field=models.OneToOneField(to='club.Club', related_name='products', default=1),
-            preserve_default=False,
-        ),
-        migrations.AlterField(
             model_name='clubaccount',
             name='club',
-            field=models.OneToOneField(related_name='club_account', to='club.Club'),
+            field=models.OneToOneField(to='club.Club', related_name='club_account'),
+        ),
+        migrations.AddField(
+            model_name='bankaccount',
+            name='club',
+            field=models.ForeignKey(to='club.Club', related_name='bank_accounts'),
         ),
     ]
diff --git a/accounting/migrations/0004_auto_20160509_0715.py b/accounting/migrations/0004_auto_20160509_0715.py
deleted file mode 100644
index a73359f2..00000000
--- a/accounting/migrations/0004_auto_20160509_0715.py
+++ /dev/null
@@ -1,19 +0,0 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('accounting', '0003_auto_20160509_0712'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='product',
-            name='club',
-            field=models.ForeignKey(related_name='products', to='club.Club'),
-        ),
-    ]
diff --git a/accounting/migrations/0005_auto_20160509_0716.py b/accounting/migrations/0005_auto_20160509_0716.py
deleted file mode 100644
index e4ab3be4..00000000
--- a/accounting/migrations/0005_auto_20160509_0716.py
+++ /dev/null
@@ -1,19 +0,0 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('accounting', '0004_auto_20160509_0715'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='bankaccount',
-            name='club',
-            field=models.ForeignKey(related_name='bank_accounts', to='club.Club'),
-        ),
-    ]
diff --git a/accounting/models.py b/accounting/models.py
index 3508928b..f6776774 100644
--- a/accounting/models.py
+++ b/accounting/models.py
@@ -24,65 +24,6 @@ class CurrencyField(models.DecimalField):
         except AttributeError:
            return None
 
-class Customer(models.Model):
-    """
-    This class extends a user to make a customer. It adds some basic customers informations, such as the accound ID, and
-    is used by other accounting classes as reference to the customer, rather than using User
-    """
-    user = models.OneToOneField(User, primary_key=True)
-    account_id = models.CharField(_('account id'), max_length=10, unique=True)
-
-    class Meta:
-        verbose_name = _('customer')
-        verbose_name_plural = _('customers')
-
-    def __str__(self):
-        return self.user.username
-
-class ProductType(models.Model):
-    """
-    This describes a product type
-    Useful only for categorizing, changes are made at the product level for now
-    """
-    name = models.CharField(_('name'), max_length=30)
-    description = models.TextField(_('description'), null=True, blank=True)
-    icon = models.ImageField(upload_to='products', null=True, blank=True)
-
-    def is_owned_by(self, user):
-        """
-        Method to see if that object can be edited by the given user
-        """
-        if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
-            return True
-        return False
-
-    def __str__(self):
-        return self.name
-
-class Product(models.Model):
-    """
-    This describes a product, with all its related informations
-    """
-    name = models.CharField(_('name'), max_length=30)
-    description = models.TextField(_('description'), blank=True)
-    product_type = models.ForeignKey(ProductType, related_name='products', null=True, blank=True)
-    code = models.CharField(_('code'), max_length=10)
-    purchase_price = CurrencyField(_('purchase price'))
-    selling_price = CurrencyField(_('selling price'))
-    special_selling_price = CurrencyField(_('special selling price'))
-    icon = models.ImageField(upload_to='products', null=True, blank=True)
-    club = models.ForeignKey(Club, related_name="products")
-
-    def is_owned_by(self, user): # TODO do this for all models
-        """
-        Method to see if that object can be edited by the given user
-        """
-        if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
-            return True
-        return False
-
-    def __str__(self):
-        return self.name
 
 class BankAccount(models.Model):
     name = models.CharField(_('name'), max_length=30)
@@ -196,6 +137,7 @@ class Operation(models.Model):
     An operation is a line in the journal, a debit or a credit
     """
     journal = models.ForeignKey(GeneralJournal, related_name="operations", null=False)
+    amount = CurrencyField(_('amount'))
     date = models.DateField(_('date'))
     remark = models.TextField(_('remark'), max_length=255)
     mode = models.CharField(_('payment method'), max_length=255, choices=settings.SITH_ACCOUNTING_PAYMENT_METHOD)
diff --git a/club/migrations/0001_initial.py b/club/migrations/0001_initial.py
index c172a1a5..f4283798 100644
--- a/club/migrations/0001_initial.py
+++ b/club/migrations/0001_initial.py
@@ -17,24 +17,24 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='Club',
             fields=[
-                ('id', models.AutoField(primary_key=True, serialize=False, verbose_name='ID', auto_created=True)),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('unix_name', models.CharField(unique=True, max_length=30, verbose_name='unix name', error_messages={'unique': 'A club with that unix name already exists.'}, validators=[django.core.validators.RegexValidator('^[a-z0-9][a-z0-9._-]*[a-z0-9]$', 'Enter a valid unix name. This value may contain only letters, numbers ./-/_ characters.')])),
+                ('unix_name', models.CharField(validators=[django.core.validators.RegexValidator('^[a-z0-9][a-z0-9._-]*[a-z0-9]$', 'Enter a valid unix name. This value may contain only letters, numbers ./-/_ characters.')], unique=True, max_length=30, verbose_name='unix name', error_messages={'unique': 'A club with that unix name already exists.'})),
                 ('address', models.CharField(max_length=254, verbose_name='address')),
-                ('edit_groups', models.ManyToManyField(to='core.Group', blank=True, related_name='editable_club')),
-                ('owner_group', models.ForeignKey(default=1, related_name='owned_club', to='core.Group')),
-                ('parent', models.ForeignKey(blank=True, related_name='children', to='club.Club', null=True)),
-                ('view_groups', models.ManyToManyField(to='core.Group', blank=True, related_name='viewable_club')),
+                ('edit_groups', models.ManyToManyField(related_name='editable_club', to='core.Group', blank=True)),
+                ('owner_group', models.ForeignKey(to='core.Group', related_name='owned_club', default=1)),
+                ('parent', models.ForeignKey(to='club.Club', related_name='children', null=True, blank=True)),
+                ('view_groups', models.ManyToManyField(related_name='viewable_club', to='core.Group', blank=True)),
             ],
         ),
         migrations.CreateModel(
             name='Membership',
             fields=[
-                ('id', models.AutoField(primary_key=True, serialize=False, verbose_name='ID', auto_created=True)),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('start_date', models.DateField(auto_now=True, verbose_name='start date')),
-                ('end_date', models.DateField(blank=True, null=True, verbose_name='end date')),
+                ('end_date', models.DateField(blank=True, verbose_name='end date', null=True)),
                 ('role', models.IntegerField(choices=[(0, 'Curieux'), (1, 'Membre actif'), (2, 'Membre du bureau'), (3, 'Responsable info'), (4, 'Secrétaire'), (5, 'Responsable com'), (7, 'Trésorier'), (9, 'Vice-Président'), (10, 'Président')], verbose_name='role', default=0)),
-                ('description', models.CharField(max_length=30, blank=True, verbose_name='description')),
+                ('description', models.CharField(blank=True, max_length=30, verbose_name='description')),
                 ('club', models.ForeignKey(to='club.Club', related_name='members')),
                 ('user', models.ForeignKey(to=settings.AUTH_USER_MODEL, related_name='membership')),
             ],
diff --git a/core/management/commands/populate.py b/core/management/commands/populate.py
index 2eec2755..9d1cf35b 100644
--- a/core/management/commands/populate.py
+++ b/core/management/commands/populate.py
@@ -5,9 +5,10 @@ from django.conf import settings
 
 
 from core.models import Group, User, Page, PageRev
-from accounting.models import Customer, GeneralJournal, ProductType, Product, BankAccount, ClubAccount, Operation, AccountingType
+from accounting.models import GeneralJournal, BankAccount, ClubAccount, Operation, AccountingType
 from club.models import Club, Membership
 from subscription.models import Subscription, Subscriber
+from counter.models import Customer, ProductType, Product
 
 class Command(BaseCommand):
     help = "Populate a new instance of the Sith AE"
diff --git a/core/management/commands/setup.py b/core/management/commands/setup.py
index ca7d19ea..19b45313 100755
--- a/core/management/commands/setup.py
+++ b/core/management/commands/setup.py
@@ -4,11 +4,6 @@ from django.core.management import call_command
 from django.conf import settings
 
 
-from core.models import Group, User, Page, PageRev
-from accounting.models import Customer, GeneralJournal, ProductType, Product
-from club.models import Club
-from subscription.models import Subscription, Subscriber
-
 class Command(BaseCommand):
     help = "Set up a new instance of the Sith AE"
 
diff --git a/core/migrations/0001_initial.py b/core/migrations/0001_initial.py
index e247f24c..756305c2 100644
--- a/core/migrations/0001_initial.py
+++ b/core/migrations/0001_initial.py
@@ -2,11 +2,11 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
+from django.conf import settings
 import django.core.validators
 import django.db.models.deletion
 import core.models
 import django.contrib.auth.models
-from django.conf import settings
 
 
 class Migration(migrations.Migration):
@@ -19,23 +19,23 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='User',
             fields=[
-                ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True, serialize=False)),
-                ('password', models.CharField(max_length=128, verbose_name='password')),
-                ('last_login', models.DateTimeField(verbose_name='last login', null=True, blank=True)),
+                ('id', models.AutoField(verbose_name='ID', auto_created=True, primary_key=True, serialize=False)),
+                ('password', models.CharField(verbose_name='password', max_length=128)),
+                ('last_login', models.DateTimeField(blank=True, verbose_name='last login', null=True)),
                 ('is_superuser', models.BooleanField(verbose_name='superuser status', default=False, help_text='Designates that this user has all permissions without explicitly assigning them.')),
-                ('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, verbose_name='username', help_text='Required. 254 characters or fewer. Letters, digits and @/./+/-/_ only.', unique=True, validators=[django.core.validators.RegexValidator('^[\\w.@+-]+$', 'Enter a valid username. This value may contain only letters, numbers and @/./+/-/_ characters.')], max_length=254)),
-                ('first_name', models.CharField(max_length=30, verbose_name='first name')),
-                ('last_name', models.CharField(max_length=30, verbose_name='last name')),
-                ('email', models.EmailField(max_length=254, verbose_name='email address', unique=True)),
+                ('username', models.CharField(verbose_name='username', max_length=254, error_messages={'unique': 'A user with that username already exists.'}, validators=[django.core.validators.RegexValidator('^[\\w.@+-]+$', 'Enter a valid username. This value may contain only letters, numbers and @/./+/-/_ characters.')], help_text='Required. 254 characters or fewer. Letters, digits and @/./+/-/_ only.', unique=True)),
+                ('first_name', models.CharField(verbose_name='first name', max_length=30)),
+                ('last_name', models.CharField(verbose_name='last name', max_length=30)),
+                ('email', models.EmailField(verbose_name='email address', max_length=254, unique=True)),
                 ('date_of_birth', models.DateField(verbose_name='date of birth')),
-                ('nick_name', models.CharField(max_length=30, blank=True)),
+                ('nick_name', models.CharField(blank=True, max_length=30)),
                 ('is_staff', models.BooleanField(verbose_name='staff status', default=False, help_text='Designates whether the user can log into this admin site.')),
                 ('is_active', models.BooleanField(verbose_name='active', default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.')),
                 ('date_joined', models.DateField(verbose_name='date joined', auto_now_add=True)),
             ],
             options={
-                'verbose_name_plural': 'users',
                 'verbose_name': 'user',
+                'verbose_name_plural': 'users',
                 'permissions': (('change_prop_user', "Can change the user's properties (groups, ...)"), ('view_user', "Can view user's profile")),
             },
             managers=[
@@ -45,21 +45,22 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='Group',
             fields=[
-                ('group_ptr', models.OneToOneField(to='auth.Group', auto_created=True, parent_link=True, primary_key=True, serialize=False)),
+                ('group_ptr', models.OneToOneField(parent_link=True, auto_created=True, primary_key=True, to='auth.Group', serialize=False)),
                 ('is_meta', models.BooleanField(verbose_name='meta group status', default=False, help_text='Whether a group is a meta group or not')),
+                ('description', models.CharField(verbose_name='description', max_length=60)),
             ],
             bases=('auth.group',),
         ),
         migrations.CreateModel(
             name='Page',
             fields=[
-                ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True, serialize=False)),
-                ('name', models.CharField(max_length=30, verbose_name='page name')),
-                ('_full_name', models.CharField(verbose_name='page name', max_length=255, blank=True)),
-                ('edit_groups', models.ManyToManyField(to='core.Group', blank=True, related_name='editable_page')),
-                ('owner_group', models.ForeignKey(to='core.Group', default=1, related_name='owned_page')),
-                ('parent', models.ForeignKey(to='core.Page', on_delete=django.db.models.deletion.SET_NULL, related_name='children', null=True, blank=True)),
-                ('view_groups', models.ManyToManyField(to='core.Group', blank=True, related_name='viewable_page')),
+                ('id', models.AutoField(verbose_name='ID', auto_created=True, primary_key=True, serialize=False)),
+                ('name', models.CharField(verbose_name='page name', max_length=30)),
+                ('_full_name', models.CharField(blank=True, verbose_name='page name', max_length=255)),
+                ('edit_groups', models.ManyToManyField(blank=True, to='core.Group', related_name='editable_page')),
+                ('owner_group', models.ForeignKey(default=1, related_name='owned_page', to='core.Group')),
+                ('parent', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='core.Page', related_name='children')),
+                ('view_groups', models.ManyToManyField(blank=True, to='core.Group', related_name='viewable_page')),
             ],
             options={
                 'permissions': (('change_prop_page', "Can change the page's properties (groups, ...)"), ('view_page', 'Can view the page')),
@@ -68,12 +69,12 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='PageRev',
             fields=[
-                ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True, serialize=False)),
-                ('title', models.CharField(verbose_name='page title', max_length=255, blank=True)),
-                ('content', models.TextField(verbose_name='page content', blank=True)),
+                ('id', models.AutoField(verbose_name='ID', auto_created=True, primary_key=True, serialize=False)),
+                ('title', models.CharField(blank=True, verbose_name='page title', max_length=255)),
+                ('content', models.TextField(blank=True, verbose_name='page content')),
                 ('date', models.DateTimeField(verbose_name='date', auto_now=True)),
-                ('author', models.ForeignKey(to=settings.AUTH_USER_MODEL, related_name='page_rev')),
-                ('page', models.ForeignKey(to='core.Page', related_name='revisions')),
+                ('author', models.ForeignKey(related_name='page_rev', to=settings.AUTH_USER_MODEL)),
+                ('page', models.ForeignKey(related_name='revisions', to='core.Page')),
             ],
             options={
                 'ordering': ['date'],
@@ -82,27 +83,27 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='user',
             name='edit_groups',
-            field=models.ManyToManyField(to='core.Group', blank=True, related_name='editable_user'),
+            field=models.ManyToManyField(blank=True, to='core.Group', related_name='editable_user'),
         ),
         migrations.AddField(
             model_name='user',
             name='groups',
-            field=models.ManyToManyField(to='auth.Group', verbose_name='groups', help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_query_name='user', blank=True, related_name='user_set'),
+            field=models.ManyToManyField(blank=True, verbose_name='groups', related_name='user_set', related_query_name='user', to='auth.Group', help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.'),
         ),
         migrations.AddField(
             model_name='user',
             name='owner_group',
-            field=models.ForeignKey(to='core.Group', default=1, related_name='owned_user'),
+            field=models.ForeignKey(default=1, related_name='owned_user', to='core.Group'),
         ),
         migrations.AddField(
             model_name='user',
             name='user_permissions',
-            field=models.ManyToManyField(to='auth.Permission', verbose_name='user permissions', help_text='Specific permissions for this user.', related_query_name='user', blank=True, related_name='user_set'),
+            field=models.ManyToManyField(blank=True, verbose_name='user permissions', related_name='user_set', related_query_name='user', to='auth.Permission', help_text='Specific permissions for this user.'),
         ),
         migrations.AddField(
             model_name='user',
             name='view_groups',
-            field=models.ManyToManyField(to='core.Group', blank=True, related_name='viewable_user'),
+            field=models.ManyToManyField(blank=True, to='core.Group', related_name='viewable_user'),
         ),
         migrations.CreateModel(
             name='MetaGroup',
diff --git a/core/migrations/0002_group_description.py b/core/migrations/0002_group_description.py
deleted file mode 100644
index f81b44da..00000000
--- a/core/migrations/0002_group_description.py
+++ /dev/null
@@ -1,20 +0,0 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('core', '0001_initial'),
-    ]
-
-    operations = [
-        migrations.AddField(
-            model_name='group',
-            name='description',
-            field=models.CharField(max_length=60, verbose_name='description', default='guy'),
-            preserve_default=False,
-        ),
-    ]
diff --git a/core/views/group.py b/core/views/group.py
index e228f073..460fe809 100644
--- a/core/views/group.py
+++ b/core/views/group.py
@@ -3,7 +3,6 @@ from django.views.generic import ListView
 from django.core.urlresolvers import reverse_lazy
 
 from core.models import RealGroup
-from core.views.forms import GroupEditForm
 from core.views import CanEditMixin
 
 class GroupListView(CanEditMixin, ListView):
diff --git a/counter/admin.py b/counter/admin.py
index d3f24f8d..c0dd7c95 100644
--- a/counter/admin.py
+++ b/counter/admin.py
@@ -1,6 +1,9 @@
 from django.contrib import admin
 
-from counter.models import Counter
+from counter.models import *
 
 # Register your models here.
+admin.site.register(Customer)
+admin.site.register(ProductType)
+admin.site.register(Product)
 admin.site.register(Counter)
diff --git a/counter/migrations/0001_initial.py b/counter/migrations/0001_initial.py
index d6b73b84..b1282f75 100644
--- a/counter/migrations/0001_initial.py
+++ b/counter/migrations/0001_initial.py
@@ -2,6 +2,8 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
+import accounting.models
+from django.conf import settings
 
 
 class Migration(migrations.Migration):
@@ -9,20 +11,66 @@ class Migration(migrations.Migration):
     dependencies = [
         ('club', '0001_initial'),
         ('core', '0001_initial'),
-        ('accounting', '0001_initial'),
     ]
 
     operations = [
         migrations.CreateModel(
             name='Counter',
             fields=[
-                ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True, serialize=False)),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
                 ('name', models.CharField(max_length=30, verbose_name='name')),
-                ('type', models.CharField(max_length=255, verbose_name='subscription type', choices=[('BAR', 'Bar'), ('OFFICE', 'Office')])),
+                ('type', models.CharField(choices=[('BAR', 'Bar'), ('OFFICE', 'Office')], max_length=255, verbose_name='subscription type')),
                 ('club', models.ForeignKey(to='club.Club', related_name='counters')),
-                ('edit_groups', models.ManyToManyField(blank=True, related_name='editable_counters', to='core.Group')),
-                ('products', models.ManyToManyField(blank=True, related_name='counters', to='accounting.Product')),
-                ('view_groups', models.ManyToManyField(blank=True, related_name='viewable_counters', to='core.Group')),
+                ('edit_groups', models.ManyToManyField(related_name='editable_counters', to='core.Group', blank=True)),
             ],
         ),
+        migrations.CreateModel(
+            name='Customer',
+            fields=[
+                ('user', models.OneToOneField(to=settings.AUTH_USER_MODEL, primary_key=True, serialize=False)),
+                ('account_id', models.CharField(unique=True, max_length=10, verbose_name='account id')),
+            ],
+            options={
+                'verbose_name_plural': 'customers',
+                'verbose_name': 'customer',
+            },
+        ),
+        migrations.CreateModel(
+            name='Product',
+            fields=[
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
+                ('name', models.CharField(max_length=30, verbose_name='name')),
+                ('description', models.TextField(blank=True, verbose_name='description')),
+                ('code', models.CharField(max_length=10, verbose_name='code')),
+                ('purchase_price', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='purchase price')),
+                ('selling_price', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='selling price')),
+                ('special_selling_price', accounting.models.CurrencyField(max_digits=12, decimal_places=2, verbose_name='special selling price')),
+                ('icon', models.ImageField(blank=True, upload_to='products', null=True)),
+                ('club', models.ForeignKey(to='club.Club', related_name='products')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='ProductType',
+            fields=[
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
+                ('name', models.CharField(max_length=30, verbose_name='name')),
+                ('description', models.TextField(blank=True, verbose_name='description', null=True)),
+                ('icon', models.ImageField(blank=True, upload_to='products', null=True)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='product',
+            name='product_type',
+            field=models.ForeignKey(to='counter.ProductType', related_name='products', null=True, blank=True),
+        ),
+        migrations.AddField(
+            model_name='counter',
+            name='products',
+            field=models.ManyToManyField(related_name='counters', to='counter.Product', blank=True),
+        ),
+        migrations.AddField(
+            model_name='counter',
+            name='view_groups',
+            field=models.ManyToManyField(related_name='viewable_counters', to='core.Group', blank=True),
+        ),
     ]
diff --git a/counter/models.py b/counter/models.py
index 386c8e34..4563c6b5 100644
--- a/counter/models.py
+++ b/counter/models.py
@@ -7,10 +7,70 @@ from django.core.urlresolvers import reverse
 from datetime import timedelta
 
 from club.models import Club
-from accounting.models import Product
-from core.models import Group
+from accounting.models import CurrencyField
+from core.models import Group, User
 from subscription.models import Subscriber
 
+class Customer(models.Model):
+    """
+    This class extends a user to make a customer. It adds some basic customers informations, such as the accound ID, and
+    is used by other accounting classes as reference to the customer, rather than using User
+    """
+    user = models.OneToOneField(User, primary_key=True)
+    account_id = models.CharField(_('account id'), max_length=10, unique=True)
+
+    class Meta:
+        verbose_name = _('customer')
+        verbose_name_plural = _('customers')
+
+    def __str__(self):
+        return self.user.username
+
+class ProductType(models.Model):
+    """
+    This describes a product type
+    Useful only for categorizing, changes are made at the product level for now
+    """
+    name = models.CharField(_('name'), max_length=30)
+    description = models.TextField(_('description'), null=True, blank=True)
+    icon = models.ImageField(upload_to='products', null=True, blank=True)
+
+    def is_owned_by(self, user):
+        """
+        Method to see if that object can be edited by the given user
+        """
+        if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
+            return True
+        return False
+
+    def __str__(self):
+        return self.name
+
+class Product(models.Model):
+    """
+    This describes a product, with all its related informations
+    """
+    name = models.CharField(_('name'), max_length=30)
+    description = models.TextField(_('description'), blank=True)
+    product_type = models.ForeignKey(ProductType, related_name='products', null=True, blank=True)
+    code = models.CharField(_('code'), max_length=10)
+    purchase_price = CurrencyField(_('purchase price'))
+    selling_price = CurrencyField(_('selling price'))
+    special_selling_price = CurrencyField(_('special selling price'))
+    icon = models.ImageField(upload_to='products', null=True, blank=True)
+    club = models.ForeignKey(Club, related_name="products")
+
+    def is_owned_by(self, user): # TODO do this for all models
+        """
+        Method to see if that object can be edited by the given user
+        """
+        if user.is_in_group(settings.SITH_GROUPS['accounting-admin']['name']):
+            return True
+        return False
+
+    def __str__(self):
+        return self.name
+
 class Counter(models.Model):
     name = models.CharField(_('name'), max_length=30)
     club = models.ForeignKey(Club, related_name="counters")
@@ -48,3 +108,9 @@ class Counter(models.Model):
                 Counter.barmen_session[counter_id]['users'] = set()
         return bl
 
+
+# TODO:
+# une classe Vente
+# foreign key vers comptoir, vendeur, client, produit, mais stocker le prix du produit, pour gerer les maj de prix
+# une classe Rechargement
+# foreign key vers comptoir, vendeur, client, plus montant
diff --git a/counter/views.py b/counter/views.py
index 2148f4b6..8f2527ef 100644
--- a/counter/views.py
+++ b/counter/views.py
@@ -12,8 +12,7 @@ from django import forms
 
 from core.views import CanViewMixin, CanEditMixin, CanEditPropMixin
 from subscription.models import Subscriber
-from accounting.models import Customer, Product
-from counter.models import Counter
+from counter.models import Counter, Customer, Product
 
 class GetUserForm(forms.Form):
     """
diff --git a/subscription/migrations/0001_initial.py b/subscription/migrations/0001_initial.py
index ca0cf716..5921732a 100644
--- a/subscription/migrations/0001_initial.py
+++ b/subscription/migrations/0001_initial.py
@@ -15,11 +15,11 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='Subscription',
             fields=[
-                ('id', models.AutoField(primary_key=True, serialize=False, verbose_name='ID', auto_created=True)),
-                ('subscription_type', models.CharField(max_length=255, verbose_name='subscription type', choices=[('cursus-branche', 'Cursus Branche'), ('cursus-tronc-commun', 'Cursus Tronc Commun'), ('deux-semestres', 'Deux semestres'), ('un-semestre', 'Un semestre')])),
+                ('id', models.AutoField(verbose_name='ID', primary_key=True, serialize=False, auto_created=True)),
+                ('subscription_type', models.CharField(choices=[('cursus-branche', 'Cursus Branche'), ('cursus-tronc-commun', 'Cursus Tronc Commun'), ('deux-semestres', 'Deux semestres'), ('un-semestre', 'Un semestre')], max_length=255, verbose_name='subscription type')),
                 ('subscription_start', models.DateField(verbose_name='subscription start')),
                 ('subscription_end', models.DateField(verbose_name='subscription end')),
-                ('payment_method', models.CharField(max_length=255, verbose_name='payment method', choices=[('cheque', 'Chèque'), ('cash', 'Espèce'), ('other', 'Autre')])),
+                ('payment_method', models.CharField(choices=[('cheque', 'Chèque'), ('cash', 'Espèce'), ('other', 'Autre')], max_length=255, verbose_name='payment method')),
             ],
             options={
                 'ordering': ['subscription_start'],