Ключевые слова: background, bank, business, buy, buyer, card, cashier, checkout, close, commercial, consumerism, contact, credit, customer, debit, financial, hand, keypad, less, machine, magnetic, man, money, near, nfc, pay, payment, plastic, pos, purchase, reader, retail, rfid, shop, shopping, smart, store, swipe, system, table, technology, terminal, transaction, transfer, transmission, up, wallet, white, wireless, wood,