Well, I think the intention behind it is that it's an umbrella term; I'm sure there's lots of gray area around the edges--I doubt anyone thinks there's a bright

Well, I think the intention behind it is that it's an umbrella term; I'm sure there's lots of gray area around the edges--I doubt anyone thinks there's a bright line where it's "sex work" on this side and "not sex work" on the other. Maybe that's part of the point, it's somewhat loose. But the intention is to include workers other than prostitutes.