Ключевые слова: bank, business, buy, buyer, card, cashier, checkout, close, colorful, commercial, communication, concept, consumerism, contact, credit, customer, data, debit, digital, field, financial, gifts, hands, less, mobile, money, near, nfc, packages, pay, payment, pos, retail, rfid, shop, smart, store, system, table, technology, terminal, top, transaction, transfer, transmission, up, wallet, wireless, wood,