private void incomingVehicleMonitor(Vehicle v) {
		if (v instanceof MotorCycle) {
			numMotorCycles++;
		} else if (v instanceof Car && ((Car) v).isSmall() == true) {
			numSmallCars++;
			numCars++;
		} else if (v instanceof Car && ((Car) v).isSmall() == false) {
			numCars++;
		}

	}