What makes one relationship last, while another falls apart? Why do you seem to have found your dream relationship, only to have it turn into a nightmare? Your partner may seem perfect, but it takes more than shallow commonalities to make a relationship work. Just because things are amazing in the beginning doesn't mean that everything is going to work out on it's own. If you've ever wondered whether she's 'the one', or you want to know if your relationship has what it takes to go the distanc...