1) The origin is a London Terminus
2) The destination is not in Kent or Essex
3) The traction is electric
4) This service has fewer than 5 stops en route
5) The destination also serves at least one other form of transport (tube, port, air, tram etc.)
2) The destination is not in Kent or Essex
3) The traction is electric
4) This service has fewer than 5 stops en route
5) The destination also serves at least one other form of transport (tube, port, air, tram etc.)
.