Ключевые слова: bank, business, buy, card, close, commercial, communication, consumerism, credit, customer, data, debit, digital, ecommerce, field, finance, financial, grocery, isometric, machine, mobile, money, nfc, object, pay, paying, payment, point of sale, pos, purchase, reader, receipt, retail, sale, service, shadow, shop, shopping, store, swipe, swiping, technology, terminal, top, transaction, transfer, yellow,