All your actions have to be authentic and in YOUR best interest. You may have to fake it till you make it for a while, but if your intentions are only to impress her or to try and change her mind, then you are probably going to run into trouble. Approval seeking behavior is also unnatractive and women can see right through it.
You are going to get a new job in Houston because that is what you want your new life to look like... You are going to be strong, confident, decisive and in control because deep down, that is who you are... You have had a revelation in your life and you are moving forward with your life, with or without her..
DBing is to save you...If you attract her back and you two can work it out, that is a bonus my friend.