Ключевые слова: banking, business, buying, cafe, card, cashier, checkout, commerce, commercial, communication, computer, connect, connection, consumerism, contactless, credit, customer, device, digital, electronic, epayment, finance, financial, gadget, hand, hands, lifestyle, machine, money, online, password, paying, payment, phone, purchase, purchasing, reader, retail, security, selling, shop, shopping, smart, swipe, technology, terminal, transaction, transfer, using, wireless,