Did you know 94% of Americans don't own a single investment property? 

unfortunately, i don't have a great answer for you. 

The general plan is to BRRRR a duplex and rent one unit while living in the other.

I would go with someone you know or a good friend of a friend. 

Is there a listing service that provides post-auction sale reports for Georgia mortgage auctions?

It was a mobile home park.

Your best investment is in yourself.Consider going to college or learning a trade.Use the funds to invest in something that does not require much time so you can focus on learning.If you do decide to get into real estate, you may want to consider doing a house-hack.It will give you a place to live(potentially saving you a few hundred dollars from paying rent and also giving you training wheels for being a landlord).

Always great to do research and not rush too quickly, but its almost always better when people "make the leap" sooner rather than later like you said, I'd recommend at least putting some pen to paper on a date/deadline to do your first deal versus someday

I'm looking for a skip trace platform and seen these two as an option.

A few good deals are often all it takes for them to see you as a reliable source.When you’re consistently getting solid deals, you won’t even need to search for cash buyers—they’ll come looking for you!