Smart parking system is an effective urban parking space management on the basis of it-technologies. It consists of: car drivers informing; registration of parking slots usage; parking fees registration; violations management; data analysis and forecasting. The system solves a problem of social and economic development of the city: arranges the placement of cars, makes the city center attractive and beautiful; improves road safety near pedestrian crossings; reduces the flow of personal transport in the center: car drivers refuse from a car usage in working days; reduces the amount of exhaust gases, because car owners spend less time in search of free parking spaces; replenishes the city budget by parking fees and fines.