I know these data are not served on a plate , it takes time to do the due diligence but can you recommend some websites where  do some fast fact checking of these factors that you mentioned?

There's a bunch of other posts about them, the search function would serve you will in this instance: https://www.biggerpockets.com/search?

He or she will be notified of being tagged so that the conversation will continue.I hope BP serves as a helpful resource for your REI endeavors!

If they haven't paid, give them notice, then serve them with an eviction notice.

Seek to serve others in the business to build your network.

Real estate is just a tool... so think about how you want it to serve you. 

Therefore, the cashflow potential also seems more limited right now in DFW (where the homes are less than 10 years old) versus parts of San Antonio I was thinking of investing in like Converse, Stone Oak, and generally in areas that serve the military bases.My primary question is this, how wise is it to invest in your backyard? 

Not sure how things are in your state, but even if you served notice, it may be irrelevant if you can't evict if they stay (Are you all cash or a govt backed loan?).

Thanks for serving, I'm 20 years Navy.

When you do that, your financial situation is misaligned with the people who are serving you (from your remote agent to your remote property manager to your remote contractors to perhaps your remote turnkey provider if you choose to go that route).