Ключевые слова: 1, activities, adult, appearance, apron, business, cafe, caucasian, cheerfulness, confident, dish, drinks, elegant, emotions, employee, engagement, enjoying, expertise, food, german, guests, holding, hospitable, invitation, job, kitchen, male, man, meeting, occupation, order, overall, people, polite, portrait, posing, positiveness, professionality, restaurant, service, smile, success, tray, visitors, waiter, welcome, working,