The very best foreclosure deals go to all-cash buyers. Don't go with the radio program, whatever it is. :-( Many houses may have costly repairs needed asap (water damage).
Your state may have a 1st time buyer assistance program or low income program. Look into it.
Next, get a free copy of your credit report and talk with your bank. Can you get pre-approved, and for how much?
Finally, talk with a couple of real estate agents. They work for themselves,...