Ключевые слова: bank, bill, business, buy, card, cashier, cellphone, commercial, communication, contact, contactless, credit, customer, debit, device, digital, ecommerce, electronic, field, finance, financial, hand, internet, machine, man, mobile, money, nfc, online, pay, paying, payment, people, phone, purchase, purchases, reader, shop, smart, smartphone, store, technology, terminal, transaction, transfer, using, wallet, wireless,