 Service began over the course of a month in early 2008.The first route to begin operation was between New York and Washington, D.C. on March 27, 2008, followed by a route between New York and Philadelphia on April 10, 2008, and between New York and Boston on April 24, 2008.Over the following years service was expanded several more times, with stops in Baltimore and Greenbelt, Maryland added in 2009, a stop in Newark added on March 24, 2011.