diff --git a/Projects/3-Advanced/Course-selling-app b/Projects/3-Advanced/Course-selling-app
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+# Course-selling-app
+ Fullstack app
+
+**Tier:** 3-Advanced
+
+Nowadays, Course-selling apps have become essential for teachers, allowing them to create, manage, and sell their courses online.
+
+## User Stories
+
+- [ ] Admin can create read write and delete courses. 
+- [ ] Users can signup signin buy courses.
+- [ ] Admin : On signin Admin should see AddCourses , Courses and logout button on Appbar.
+- [ ] Users : On signin Users should see courses and buy or button to buy courses.
+
+## Bonus features
+
+- [ ] Integrate payment gateway
+
+## Useful links and resources
+
+- [Expressjs](https://expressjs.com/en/starter/hello-world.html)
+- [github repo](https://github.com/Himanshu-holmes/course-selling-app)
+- [mongoose](https://mongoosejs.com/docs/connections.html)
+- [nodejs](https://nodejs.org/en/docs/guides/getting-started-guide)
+
+
diff --git a/README.md b/README.md
index 2d209743..6d749afd 100644
--- a/README.md
+++ b/README.md
@@ -128,6 +128,7 @@ required to complete them.
 | [Calorie Counter](./Projects/3-Advanced/Calorie-Counter-App.md)               | Calorie Counter Nutrition App                                       | 3-Advanced |
 | [Chat App](./Projects/3-Advanced/Chat-App.md)                                 | Real-time chat interface                                            | 3-Advanced |
 | [Contribution Tracker App](./Projects/3-Advanced/Contribution-Tracker-App.md) | Track funds donated to charity                                      | 3-Advanced |
+| [Course selling app](./Projects/3-Advanced/Course-selling-app.md)             | create and sell courses                                             | 3-Advanced |
 | [Elevator](./Projects/3-Advanced/Elevator-App.md)                             | Elevator simulator                                                  | 3-Advanced |
 | [Fast Food Simulator](./Projects/3-Advanced/FastFood-App.md)                  | Fast Food Restaurant Simulator                                      | 3-Advanced |
 | [Instagram Clone](./Projects/3-Advanced/Instagram-Clone-App.md)               | A clone of Facebook's Instagram app                                 | 3-Advanced |