Waiting until marriage to have sex is a beautiful thing. But let’s be honest, not all people do. And for women who choose not to, a common mistake they make in relationships is sleeping with a man before they’re ready. Or worse, continuing to do so even when they know something just isn’t right.

A lot of women say it’s hard to know when the time is right to introduce sex into a relationship. True, it’s a big decision, and it shouldn’t be made lightly. That said, recognizing that it’s the wrong time is much easier to do. There are many telltale signs that this so-called “Mr. Right” shouldn’t be reaching into your cookie jar just yet; you just need to know how to spot ‘em. Here’s your guide. Click the photo to read our list.