Ключевые слова: banking, bar, bartender, bill, business, buying, cafe, card, cashier, checkout, client, coding, commerce, computer, consumerism, contactless, credit, currency, customer, device, earphones, economy, electronic, gadget, hand, machine, man, market, mobile, money, nfc, paying, payment, people, person, pleasant, pos, reader, restaurant, selling, service, shop, terminal, transaction, transfer, visitor, waiter, waitress, wireless, woman,