The convenience restaurant(fast food):This restaurant serves customers who want to eat in a hurry or are most interested in fast service,cleanliness,and low prices.This is a very large group of restaurants which includes several subcategories.One of these is the lunch counter which ordinarily serves sandwiches and other simple foods and beverages.A modern variation on the lunch counter is the fast food operation.Thousands of these establishments have sprung up all over the world in recent years.Fast foods are those which can be prepared,served and eaten quickly,probably the most typical fast food is the hamburger,a grilled patty of ground beef served between the slices of a round roll.Street stands are also convenience foodservices whether they offer a wide variety of dishes to large numbers of people or only snacks for tourists in cities.The convenience restaurant ( fast food): This restaurant serves customers who want to eat in a hurry or are most interested in fast service, cleanliness, and low prices. This is a very large group of restaurants which includes several subcategories. One of these is the lunch counter which ordinarily serves sandwiches and other simple foods and beverages. A modern variation on the lunch counter is the fast food operation. Thousands of these establishments have sprung up all over the world in recent years. Fast foods are those which can be prepared, served and eaten quickly, probably the most typical fast food is the hamburger, a grilled patty of ground beef served between the slices of a round roll. Street stands are also convenience foodservices whether they offer a wide variety of dishes to large numbers of people or only snacks for tourists in cities