A restaurant's success depends on many different factors of influence which can be summarized in four segments, the product, the place, the price and the promotion of a restaurant. Therefore, a successful restaurant concept needs to determine its product appearance as e.g. the qualification and productivity of its employees. It also has to consider the restaurant's location factors, the given room arrangement, the price - quality spectrum as well as its image in order to convince customers of the restaurant's concept, thus generating sustainable success. In practice, many restaurants exhibit...