Ключевые слова: adult, banking, bill, business, buying, cafe, cashless, cashless payment, checkout, commercial, connect, contactless, counter, customer, cyberspace, device, female, financial, future, hand, hold, holding, indoor, inside, machine, mature, mobile, mobile payment, money, nfc, order, pay, paying, payment, person, phone, pos, pos terminal, restaurant, retail, scan, senior, smart, smartphone, successful, technology, terminal, transaction, wallet, woman,