Tina,
I read a lot about codependency. One thing I learned is that I was not really being nice when I did things for X because I resented it later.

Good luck. Drawing boundaries is a 180 for you, it seems. You can do it!

M: 16 years
Bomb 4/07
OW 20s long gone
Divorced 11/09
I remarried New Guy
Cooperative r w/X regarding D