New Features added to Existing Mobile App

We have an existing app (iOS, Android and ASP Back-end). We would like to add new features to the app, which is creating a Promotions List in which stores can add their promotion items. Promotions Feature Objective: to allow stores subscribing in the app to add their promotion items list (similar to a typical e-store list). Specs: - 1- Two menu screens under the store name need to be changed from button menu to a list menu with attractive design. 2- “Promotion Items” icon is added to the menu list - There is Promotion List for each store - Content of the list: Image, title, description, redeem points, rating stars, number of raters (reviewers). This is similar to typical e-store lists. - Super admin can add/edit promotion items for any of the subscribing stores - Store admin can add/edit items for his/her store. - Search the list of items and sort them by date and alphabetical. - Extensive tests and fix any issues 3- Add contact feature to the "Send to Mobile function" in order to read from the contacts of the phone. 4- If there are points in any store, add number of points beside store name in the stores list in attractive way. Otherwise, no number is put. General: - Screen Designs and UI need to be done and approved first. - Features need to be in English and Arabic. - Feature is in iOS and Android. - Designs need to be modern and attractive. -Extensive tests and fix any issues -After testing and approval, upload the apps to the stores and fix any issue with upload.