diff --git a/lettings/models.py b/lettings/models.py
index 8e76ef0..52cd338 100644
--- a/lettings/models.py
+++ b/lettings/models.py
@@ -3,6 +3,17 @@ from django.core.validators import MaxValueValidator, MinLengthValidator
 
 
 class Address(models.Model):
+    """
+    Details of the physical location of a property
+    """
+
+    class Meta:
+        """
+        Fix the plural displayed in admin
+        """
+        verbose_name_plural = "Addresses"
+
+
     number = models.PositiveIntegerField(validators=[MaxValueValidator(9999)])
     street = models.CharField(max_length=64)
     city = models.CharField(max_length=64)
@@ -11,12 +22,18 @@ class Address(models.Model):
     country_iso_code = models.CharField(max_length=3, validators=[MinLengthValidator(3)])
 
     def __str__(self):
+        """ Display object with basic address """
         return f'{self.number} {self.street}'
 
 
+
 class Letting(models.Model):
+    """
+    Announce for a property to rent
+    """
     title = models.CharField(max_length=256)
     address = models.OneToOneField(Address, on_delete=models.CASCADE)
 
     def __str__(self):
+        """ display object with title """
         return self.title
diff --git a/lettings/views.py b/lettings/views.py
index c2dba21..40cf443 100644
--- a/lettings/views.py
+++ b/lettings/views.py
@@ -3,12 +3,22 @@ from lettings.models import Letting
 
 
 def index(request):
+    """
+    letting's index page. Retrieve all objects in db then give list to template
+    :param request; None
+    :return: render and display template HTML
+    """
     lettings_list = Letting.objects.all()
     context = {'lettings_list': lettings_list}
     return render(request, 'lettings/index.html', context)
 
 
 def letting(request, letting_id):
+    """
+    display detail of a particular Letting object
+    :param request: None
+    :return: render and display template HTML
+    """
     letting = Letting.objects.get(id=letting_id)
     context = {
         'title': letting.title,
diff --git a/oc-lettings-site.sqlite3 b/oc-lettings-site.sqlite3
index 976ca88..446536f 100644
Binary files a/oc-lettings-site.sqlite3 and b/oc-lettings-site.sqlite3 differ
diff --git a/oc_lettings_site/views.py b/oc_lettings_site/views.py
index 4c96023..c2ef72b 100644
--- a/oc_lettings_site/views.py
+++ b/oc_lettings_site/views.py
@@ -2,4 +2,9 @@ from django.shortcuts import render
 
 
 def index(request):
+    """
+    Main index of app, home page
+    :param request: None
+    :return: render and display homepage
+    """
     return render(request, 'index.html')
diff --git a/profiles/models.py b/profiles/models.py
index 84c85c1..822f2cb 100644
--- a/profiles/models.py
+++ b/profiles/models.py
@@ -3,6 +3,9 @@ from django.contrib.auth.models import User
 
 
 class Profile(models.Model):
+    """
+    Defines a service user
+    """
     user = models.OneToOneField(User, on_delete=models.CASCADE)
     favorite_city = models.CharField(max_length=64, blank=True)
 
diff --git a/profiles/views.py b/profiles/views.py
index 0846566..227e425 100644
--- a/profiles/views.py
+++ b/profiles/views.py
@@ -3,12 +3,22 @@ from profiles.models import Profile
 
 
 def index(request):
+    """
+    Display the list of all profiles
+    :param request: None
+    :return: render and display template as HTML
+    """
     profiles_list = Profile.objects.all()
     context = {'profiles_list': profiles_list}
     return render(request, 'profiles/index.html', context)
 
 
 def profile(request, username):
+    """
+    Display the detail of a give profile
+    :param request: None
+    :return: render and display template as HTML
+    """
     profile = Profile.objects.get(user__username=username)
     context = {'profile': profile}
     return render(request, 'profiles/profile.html', context)