Whether two-wheeled, three- or four-wheeled, why do people buy their own vehicles in the National Capital Region? Because mass transportation is acutely inadequate and is not interconnected. In southern Metro Manila, the situation has become worse following the five-year shutdown of the commuter train service. The ever-increasing vehicle density in the NCR has not been matched by a corresponding expansion in the road network, except for a handful of toll roads that few motorists use because of the steep rates.