My wife always tries to get me to hurry home from work. She does it by sending me pictures like these. Needless to say, I get a lot of speeding tickets!
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 ...