· Tubes are easily laid compared to rail systems.
· Tubes can go where train tracks can't: up hills and down dales, on hard or soft land, raised on stilts over roads, railways, houses or other obstructions and under the sea.
· A cab-stop can soon be provided near everybody's front door.
· There is only one cab needed to take you to any destination.
· No need to plan your journey: routing is automatic.
· No schedule to meet: travel at your choice of time.
· Not affected by strikes.
· No bus or taxi journey is needed to reach your cab "station." The stop's outside your door!
· Less construction work;
· Routes are more flexible;
· New routes can be added continuously and existing routes expanded.
· Faster expansion of the route system;
· Cheaper vehicles;
· Greater route capacity;
· Greater speed; no intermediate stops;
· Greater gradient tolerance (i.e., ability to go up and down hills);
· More privacy and comfort;