I've been trying to talk my wife (Leah) in to a threesome for the longest time, and she's finally starting to come around... although she is still a bit reluctant.
It turns her on when I say other guys are checking her out and think that she's hot, but she wants to see it first hand.
Each token is about 5-10 cents and you can tip 1 or as many as you like. Every token amount has an effect of some kind on the performers."
The tokens vibrates the toy remotely which is usually already inside the woman. So your 5 cents makes her shiver. After awhile, she does something extra (sexy) special ...