 Three years later it purchased the struggling Portland Coach Company, which became METRO in 1976.Several municipalities serviced by METRO withdrew during an age of contraction; service to Yarmouth and Cape Elizabeth ended in 1978, South Portland withdrew in 1983 (although METRO continues to run select buses to the city), and the Portland School Department began operating its own buses in 1985.The system began to turnaround in the late 1990s, and in 2004 it expanded to Falmouth, which later joined the Greater Portland Transit District.