Ключевые слова: accessibility, accounting, adult, adults only, app, banking, billfold, business, cafe, card, color image, communication, connection, consumerism, contactless payment, credit, credit card, credit card reader, customer, digital, digital wallet, electronic, finance, finance and economy, financial bill, hand, horizontal, lifestyles, mobile, mobile payment, mobile phone, money, near field communication, pay, paying, payment, people, phone, point of sale, restaurant, serving food and drinks, small business, smartphone, technology, two people, wireless technology, young adult, young men,