Originally Posted by dera

Envoy is a no-brainer if you live in DFW. The base isn't going anywhere, and there's no real long-term risk to be displaced anywhere, apart from maybe very short stints if you're unlucky.
DFW CA spots currently are 1yr 10 months for the 175, and less than a year on the 145. Reserve isn't bad if you live in base.
So you can pretty much hold DFW as a CA when you hit your 1000 hours 121, assuming you have no prior 121 time.