There is an 18billion dollar gas plant that is being built in Brownsville on the Port and is expected to bring in 5k new jobs. https://gcaptain.com/nextdecade-finalizes-18-billion-investm...I'm also told that Rio grande valley is booming in growth around areas like Mcallen and brownsville. 

Tenant still seems to believe I am responsible for their personal items.

@Adam ShaThe only person that can properly answer this question is someone that analyses markets on a national level or someone that invests in all 3 of these markets.The answers you're going to get from everyone on this forum that falls outside of the above is going to simply tell you their market is the best market. 

A win for one person, is a total loss for another.

@Colby Wartman This is not tax or legal advice but my opinion as a person who qualifies as a real estate tax professional. 1.

I personally think taking a 1 bath house to 2+ baths is one of easiest value-adds there is.

And if this is a good area in a neighborhood you believe in that has seen rent growth in the last 5-10 years, your cash flow would very likely increase year over year as well.  

I currently have a home warranty on my personal home, and have always been un-happy with it.

The rates are always going to be different between anything that is for personal use and anything that is considered purely investment.

Not clear from this who its been sold to, since it just says "to the person or persons legally entitled thereto".