http://newsroom.blogs.cnn.com/2012/01/24/a-look-into-the-work-of-a-sex-surrogate/?iref=obnetwork

The comments pretty much call it how I see it. This is basically legal prostitution. Speaking of which, this was an interesting read:

http://www.the-spearhead.com/blog/2012/02/04/time-to-reopen-debate-on-prostitution/