Have you checked out any other areas, like Gwinnett or even West Cobb, where there might be less competition but still potential for profitable deals? 

He writes me a gift check for 18k, then he writes my mother a gift check for 18k and takes out 14k cash. 

Just check on the prepayment penalty.

How do I check if he owes child support?

Once you’ve identified a few good sites, check with the planning & zoning department.

And I check my bank every single day for nsf.

Thank you I will check Cincinnati out. 

It's great to have you here.Here are some recommendations for you:Find and connect with other BP members that are in your area: http://www.biggerpockets.com/m...Set up keyword alerts to be notified of the topics that interest you: http://www.biggerpockets.com/a...Read Beginner’s Guide: http://www.biggerpockets.com/r...Check out BP Money Podcast: https://www.biggerpockets.com/..Wishing you the best!

You can also check their reviews online at Google, Facebook, or Yelp.

According to the PMC, they do background checks, credit checks, past rental checks, the works.... problem is these tenants are serial renters.