QR Code web app marketplace payment gateway (stripe) -- 2

electronic tipping platform for restaurants QR code - customer scans - brings up payment page, customer can make a tip to restaurant. Restaurant owners sign up and can customize their QR code landing page with a welcome message and image backend login to monitor payment history etc Marketplace using stripe (or something similar) to capture payments and take commission/processing fee before disbursing the remaining tip/payment to the vendor 3 Roles Admin (me) Restaurant owners (who created the QR and landing page) Customer (who scan the QR code via mobile and a landing page will open in which tip amount can be added and proceed. Restaurant owner will receive the amount?) TiPPy processing fee will be a fixed percentage Tip amount can be chosen from preset amount, entered manually, or choose the tip roulette option Tip roulette option allows tippers to click a button and the app will randomly select a tip amount between a price bracket (set by the restaurant owner) Very much the same concept as the following ; Review the 2 websites attached to get an idea of exactly the same idea 1 - [login to view URL] 2 - [login to view URL]