Practical writing for people who pay and get paid on a phone: mobile money, QR payments, cards, remittance costs, agents and how your money is protected.
Networks fail at exactly the wrong moments. A signed, counted promise exchanged between two phones lets a sale complete now and settle when the signal returns — without creating a way to spend the same money twice.
Send with a QR code, add money by card or mobile money, issue a virtual card. Sandbox balances let you explore before any real money moves.