When you meet the person of your dreams, he or she may seem like the total package – perfect in every way. We all know that's not the case, but in the throes of a passionate relationship, the little flaws can be overlooked. That's a good thing, until you get married and start living together 24/7. Studies have found that sweating the small stuff has just as much of an impact on the marriage as bigger issues. That's not to say you'll dump your spouse – or get dumped – for leaving dirty clothes all over the floor. But couple that with a few other nasty habits, and it may be a recipe for disaster, particularly if the relationship is strained from other sources. Here are a few bad habits to banish from your marriage. Picking up after yourself and generally conducting your hygiene and environment like an adult is a must. You and your spouse know what the hot-button issues are for each other. Perhaps dirty clothes on the floor is your pet peeve, while his is leaving dirty dishes in the sink instead of the dishwasher. One way to come to an agreement is to let your partner know your top three pet peeves, and he can tell you his.