diff --git a/README.md b/README.md
index c9c56d9..57e711c 100644
--- a/README.md
+++ b/README.md
@@ -38,16 +38,26 @@ Then, type `python manage.py runserver` when you're in the repo root folder.
 
 Now, you can go into http://localhost:8000/redis to access the project.
 
-Don't try to go into http://localhost:8000/admin, you won't have the rights and it's only used for development mode. This helps us to add/remove data to test quicker.
-
 Once a user is registered to a course, he's automatically subscribed to courses update for all courses he follows into the notifications page.
 
 ## Limitations
 
-This is a one-user app... You can't log in with 2 users.
+### Sessions
+
+This app works with sessions. You have to play with this project with 2 browsers to test the pub/sub.
 
 To test pub/sub, please follow these instructions:
 
+Open a browser, register as a Teacher, create a course.
+
+Open another browser, register as a Student, search your course, register to it, and go to notifications.
+
+As the teacher, update, delete or publish a message from the course created.
+
+As a student, you'll see instantly the message.
+
+You can also do this with redis-cli. To do that, in a shell, type:
+
 - `docker start redis-stack`
 
 - `docker exec -it redis-stack bash`
@@ -72,9 +82,18 @@ OR
 
 ---
 
+### Expiration
+
 Expiration of the course: The course expires after 2 minutes.
 
 ---
 
+### Design
+
 Design is not existing yet.
 
+---
+
+### Students management
+
+As a teacher, you can't manage students registered to your course.
\ No newline at end of file