WhatsApp is where you talk. kwataverse is where you get paid.
Show the code
https://kwataverse.com/p/naddr1qqyrscmyxajk2vrzqgsyrshvxptkm4sm5x9pk6ula4zesneawqnlpn7zescty4wf399p9eqrqsqqqakzqcn3eq
Point a camera at it. A neighbour across a stall can too.