This paper reviews the one of problems that may occure for the tram operating in Korea, it's a free-riding problem, I analyzed the feasibility of combining the introduction of world-class technology solution "IT". It is under review the introduction of tram in Su-won city, Chang-won city, Wi-Rye new town. Free-riding is one of the biggest issues of any agency that operates the public transportation system. It has been acting as the main factors threatening the financial integrity of the operating agency, and the ratio of free-riding is further increased. In this paper, I want to build a foundation for the development of the system by analyzing the economic feasibility for the introduction of free-riding prevention system.