We shouldn’t judge the book by the cover. It is a healthy attitude when it comes not only to books but to people, too. But if we have to transfer this metaphor to our expectations about sex, things get a little tricky. Because let’s be honest, nobody wants to be disappointed in bed. The good news is we can spare ourselves the embarrassment and disappointment by reading the signs OUTSIDE the bedroom. So what things gives you clues that he’s bad in bed?