We're sure that many of you have secretly yearned to bed your boss or have sex with your spin instructor. A warning to you: just because a woman is in your immediate vicinity doesn't mean that she wants to go to bed with you. In fact, it often means just the opposite.

There are women with certain jobs where being mercilessly hit on is just an unfortunate part of the daily grind; as a result, they have put up sophisticated defenses against the advances of guys like you. There are certain relationships in life that don't often lead to the bedroom. Before you mistake kindness for flirtation and your assumptions make an ass out of you and, well, just you, take a step back. Here are the 10 Types of Women Who Don't Want to Sleep With You and Why.

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