Provery very good
Consyou still have to pay
ProCheaper by far.
ConsMust book first.
Consyou only get good service sometimes
Proquick way to travel around London
Conscan be expensive
Provery easy to find a cab
Consif you don't know where you're going you could be ...
ProSafest from of travel
Consthey are often very busy
ConsAggressive, rude, dangerous