Yes, of course it is. But we all have our own a. reasons for doing it, and b. moral framework in which to do it. Personally, limited sex at home and much higher sex drive than Mrs S, so paid sex provide an outlet for frustrations that would otherwise get in the way of a pretty harmonious family life. The real problems start when WGs become friends, but that's a subject for a whole other thread...
Excuse the poor syntax and grammar, I'm a bit pissed, on a mobile and on the bus.
S