diff --git a/apps/activity/models.py b/apps/activity/models.py
index 2cc81732..50a8d781 100644
--- a/apps/activity/models.py
+++ b/apps/activity/models.py
@@ -8,6 +8,9 @@ from django.utils.translation import gettext_lazy as _
 
 
 class ActivityType(models.Model):
+    """
+    Type of Activity, (e.g "Pot", "Soirée Club") and associated properties
+    """
     name = models.CharField(
         verbose_name=_('name'),
         max_length=255,
@@ -28,6 +31,9 @@ class ActivityType(models.Model):
 
 
 class Activity(models.Model):
+    """
+    An IRL event organized by a club for others.
+    """
     name = models.CharField(
         verbose_name=_('name'),
         max_length=255,
@@ -66,6 +72,9 @@ class Activity(models.Model):
 
 
 class Guest(models.Model):
+    """
+    People who are not current members of any clubs, and invited by someone who is a current member.
+    """
     activity = models.ForeignKey(
         Activity,
         on_delete=models.PROTECT,
diff --git a/apps/member/forms.py b/apps/member/forms.py
index 748e7d09..9747afd0 100644
--- a/apps/member/forms.py
+++ b/apps/member/forms.py
@@ -9,6 +9,9 @@ from django import forms
 from .models import Profile
 
 class ProfileForm(forms.ModelForm):
+    """
+    Forms pour la création d'un profile utilisateur.
+    """
     class Meta:
         model = Profile
         fields = '__all__'
diff --git a/apps/member/models.py b/apps/member/models.py
index 87c5582b..d2fe75c2 100644
--- a/apps/member/models.py
+++ b/apps/member/models.py
@@ -110,6 +110,9 @@ class Role(models.Model):
 
 
 class Membership(models.Model):
+    """
+    Register the membership of a user to a club, including roles and membership duration.
+    """
     user = models.ForeignKey(
         settings.AUTH_USER_MODEL,
         on_delete=models.PROTECT