SmartBikes are parked outside the Reeves Center on June 10, 2008 in Washington, DC. Clear Channel Outdoor in conjunction with the District Department of Transportation starting the first self-service public bike rental program. SmartBike DC is a new and alternative transportation network that uses the latest technologies to facilitate user access and is structured to enhance the city�s public transportation system. Located at key locations in the central business district, the bicycles provide a new way of discovering and moving around the city. The bike stations are modular and the bicycles are ergonomic and light-weight in a distinct design. Bicycles are parked at docking points which use a proprietary locking system to ensure that each bicycle is securely stored.