Ключевые слова: adult, banking, bill, business, buy, card, cashier, cellphone, checkout, commerce, communication, consumerism, contact, contactless, counter, credit, customer, device, digital, electronic, financial, hand, holding, machine, mobile, money, nfc, pay, paying, payment, phone, pos, reader, retail, selling, service, shop, smart, smartphone, store, technology, terminal, transaction, transfer, wallet, wireless, worker,