Original sentence: With fewer surfaces than a conventional three-aerofoil tail or a T-tail, the V-tail is lighter, has less wetted surface area, and thus produces less drag
Edited sentence: Ideally, with fewer surfaces than a conventional three-aerofoil tail or a T-tail, the V-tail is lighter, has less wetted surface area, and thus produces less drag.Unfortunately, often a larger surface area is required for the same performance and stability; the result is that usually there is no weight or drag advantage over a standard tail