Ключевые слова: application, barista, business, cafe, cafeteria, cash, cashless, cheerful, coffee, counter, covid19, employee, entrepreneur, indoors, internet, lifestyle, man, manager, mask, money, new normal, owner, pandemic, pay, payment, plexi screen, portrait, qr code, reopen, restaurant, scanning, screen, shop, small business, smiling, social distancing, staff, teamwork, technology, two, uniform, waiter, waitress, work,