How he sizes up your sack appeal: the surprising ways a guy decides what your mattress MO will be. (his point of view).

* You might think that the moment you meet a guy, the horny little devil is conjuring up thoughts of how smokin' you'll be in bed. Well, you're right. But he's not just imagining how beautiful your bod will look bare. He's also paying attention to these less conspicuous behaviors.

the way you talk

And you thought guys were lame listeners ... ha! Truth is, we pay close attention to your verbal technique, and like fine wine, the smoother it goes down, the better. "Bad grammar turns me off," says Dan *, 27, who was recently set up with a vocabulary-challenged woman. "She was hot, but once she opened her mouth, every other word was like or ain't. If I can't be stimulated outside the bedroom, then I don't even want to venture in." And motormouths beware: If you ramble, we'll assume you're too self-absorbed to be a good lover. One last tip: Women who talk incessantly about sex strike its as I here teaser than pleaser, so limit the tawdry talk.

your eating habits

A chick who craves a variety of foods tells us she'll be more willing to mix things up when locking limbs. So if a guy suggests something out of the ordinary (say, Vietnamese cuisine), give it a whirl.

We also take the way you gobble your grub as a prime indicator of how you'll act between the sheets. Says Martin, 25: "My last girlfriend ate voraciously--she'd tear into a burrito and ...