Sale Procedure:Process sale normally on VendEnter amount charged on the terminalScan their QR code on their phone with the terminal (camera on the back)Keep the receipt it prints out (it is not for the customer)At the end of the day, Settle (like Mercury batch) from sales ledger page and record number on Vend.Return Procedure:Process return normally on VendGo to the sales ledger on the terminalProcess return.Scan QR code, done. Keep the receipt.