You might think that you lay some serious wood on the ladies, but chances are you’re not perfect. Everyone can use either a tip or two (that’s what she said) or some practice. That’s why we had one of our female contributors pull together the 40 most common mistakes a man can make. Keep in mind that each girl is different, but these 40 things are definitely a no-no until you become a little more comfortable with the lucky lady. Once that happens, you’ve got the green light from us! Check out the 40 most common mistakes you might make in the list below.