Moving in with your significant other is a big step in a relationship. It requires a lot of sacrifice and compromise. It also reveals things about yourself and your partner that you didn't even know existed. For many, waiting until marriage to move in together leaves too much to the unknown — what if you guys aren't compatible? While others believe that taking such a serious step should only happen once you've committed for the long haul. Taking into account both the positives and the negatives, do you think waiting until marriage to live together is a good idea or a bad idea?