Ymmv?

Your mileage may vary -- it's in the glossary that you should check out. But as a general rule one can't expect dancers to be as friendly as they are from one customer to the next

There is a glossary link at the bottom of the TUSCL page - and if you can't find a particular acronym there you can try UrbanDictionary.com

YMMV? Confucius say: When you are on the shittiest end of the YMMV stick, a stripper will blow everyone at the bachelor party but you.

Indeed! My Mileage Does Vary. Always has, always will.

Ymmv=yummy vagina

It means that I may have gotten fucked, but you may get fucked over

Most often YMMV should actually be YMWV.