I agree with Gooch, You can go to a dance club in Lima and pickup a girl for the right price. So, all girls here are considered at some point professional. Many do not do sex for free unless they are poor and want a meal.
From the girls I have seen in Tequila Rock, someone is paying for the lipo and implants.

I was there 2 weeks ago, too many perfect bodies with implants, even the chubby ones had Tits hips and ass. I was stopped by 2 americans from Los Angeles, with the look of fright in their eyes, they were asking around to see who spoke english. They ask me if this was a hooker joint. Ianswered yes and no. I then directed them to some clubs in Larco Mar. Do not know if they were gay, but any red-blooded guy would have stayed and had the vacation of there life.

Funny thing, my first time in Tequila Rock (thought it was a dance club). I took my wife (Peruvian -Beyonce's twin) out to dance. I figured it was close to my place and I had passed it many times before referencing this board. My wife was pouring down Martini after Martina, when a couple of working girls at the next table ask her how many Martinis she had. When I looked at the dance floor it was empty most of the night, I also saw the guys buying drinks for the girls and walking away. I said to myself, either these guy are dorks or this is a hooker bar (hahahaha). When I told my wife where we were, she laughed and said that may be why the girls ask her how many martinis she drank. She did not get up out of her seat all night (we kept drinking). She new that the professionals would pounce if she stepped away. $6.00 for a martini, heck a beer cost that in the USA.