1. You talk to much about your ex
2. You NEVER mention your ex: Maybe youare trying to forget about the relationship because you're not over it or feel guilty because you are thinking abou your ex.
3. Keeping tabs on your ex online: Seeing what they are up to on Facebook and Twitter
4. There's too much contact with your ex
5. The momentos of the relationship are still on display: Take the pictures down.
6. When it comes to your current relationship, it's on again, off again