Build a Database and a Website and a Mobile App (android)

What should be included in the website and the App: • Log In and profiles • Social Media Log In • ID Identification (Photo capture) • Mail verification • Phone verification (sending SMS with Key) • Activating/Deactivating profile or certain features • Barcode scanner • Picture taking • Push notifications • Adding Descriptions • Adding Categories • Filtersystem • Chatsystem • Callsystem (only in Mobile App it should direct to Call app) • Localise feature and/or Adding address (including Auto-filling) for searching • Choosing radius for results • Navigation/directing to choosed address (or direct link to maps to the address) • Maps with marks of sellers (from database) • Payments: payout in cash In app: 1. Paypal 2. Mastercard 3. direct bank transaction • Review System • Report System • Feedback System (i.e. link to our mail address for feedback or to report bugs) • simple application hirarchie - fast web/app interaction