in my opinion, it all depends on how the relationship left off. if the person cheated on me or if the realtionship just ended on a really bad note, then no. but if the relationship ended by a mutual decision to break up and i still had feelings for...
generally speaking, people do not live with the first girl or boy friend. little people have only fell in love for once. so, do you still think of your previous girl or bay friend sometimes?