As far as sex slavery goes, in Canada, if the woman has a Canadian accent, I'm confident that she hasn't been trafficked and forced to work as a prostitute.
Chester BrownAs far as women who are being abused by pimps, I think if you see women who do incalls or outcalls rather than work on the street, they are less likely - from what I've heard - to have pimps. But you can't be sure.
Chester Brown