Other than that the complexity of a reverse make it imperative that you get a QI on board who's got a bunch under their belt  The structure to make them work is so key and unique to every situation. 

Two niches for rentals are young professionals that haven't settled down yet and college students.

But Texas DOES have some unique laws around personal residences.

These are all important questions that should guide any advice you get.That being said, my niche is self storage and it is a great business for what I desire out of life.  

Of course you need to have a good knowledge of what is available for financing (rates, terms, requirements, etc) and you should have introduced yourself to various lenders that work in your niche so that you aren't a stranger when you do come across a deal.  

He's the go-to guy for financing "unique" and "unusual" deals haha.

You have to know how to identify the sellers needs and aligning those needs with a unique offer.  

Both of these places would have positive cash flow allocating for legit cap expense ($250-$300 for a detached unit per month, so at least $500 for a detached duplex), vacancy 5%, and maintenance.I really should not be encouraging competition in my area but I am NOT using Escondido because I think it is unique but because I know it well and know what duplex to quad are on the market and what duplex to quad have sold. 

It's a niche area of finance in the industry.

I like the idea of building a "unique" website with Squarespace but some investors told me to subscribe to services like Investor Carrot who have templates for RE investors.