Relationships nowadays are like use and throw kinds of stuff. But, there are people who are serious about their relationship. They give their soul and everything to that relationship. SO, how you started to treat the person in a relationship from the first day, you should be treating it as same. After being in a relationship, it gives birth to expectations. So, try to ignore the differences. Sort out everything by talking. Communicate as far as needed. Ignoring each other and problems will lead to break-up. So, all breakups don't have a happy ending. Therefore, love the person and their flaws and be happy!