Do whatever you are good at, work your butt off, save all you can, study hard to reduce your training costs.
I used a combination of VA benefits, parents help and waiting tables 5 days a week. I wouldn't look for a holy grail of jobs because once you get a taste of the money its hard to leave. best of luck.
edit: i did have a student who would work on a fishing boat for two weeks and make some decent coin, then come back and fly for two weeks, rinse and repeat. i will say that he never ended up finishing