ASAP
If he changed yes but if you think he is the same no.
Don't Date that Skank!!
There are plenty of possible answers. One of mine favourite is: go to hell.
Roll with it!
No. She just wants the other guy to be jealous. She either still likes you or is 'player'-ish.
Depends on the situation. but he needs to move on and things will get better.
Don't go back out with her. She ain't worth it.
do it
Go out with her again. Give her one more shot.
Answer Maybe he wants the best of both worlds, his present girlfriend and you. If I were you, I'd tell him it was nice while it lasted, but now you feel it's time to get on with your life without him in the picture.
Only when she wants you to.
just talk to her about it and hopes she wants to get back together