For example, if investors who will invest by opening a small grocery in a local one. Compared to the 7-eleven and then bought concession by concession buyers because many clients he public know the condition of the goods and services from pre-paid than general retail stores. It also received the technology and methods, which are the result of research by the large parties if the default, he is going to be very difficult to have all aspects of technology, including the equivalent unit costs of technology and cost per unit, with. On the part of seller concessions, then the implications clearly include the ability to expand market share and branch without investing itself. Specifically, the concession business is often a retailers whole foods and consumer goods, which require the scattered into the community. To investors that there would be problems for both finance and Administration Branch. Concession sales, others are raising their business in one way or another, without having to pass through the capital market. Because a buyer would have to comply with the terms of the concession, na towards resembled no part of the business. In addition, parties can also earn revenue in many ways, such as sales of machinery and raw materials in addition to the normal fees.