Ключевые слова: accept, app, application, bar, business, cafe, cashless, chart, code, communication, customer, data, design, digital, display, electronic, finance, hand, holding, internet, marketing, mobile, money, online, pay, payment, phone, promotion, qr, qr code, report, restaurant, scan, scanning, screen, security, service, shop, smart, smartphone, store, technology, touch screen, transaction, transfer, traveling, wallet, website, woman, work,