When I could get them on the phone it was evident their utopian Idea of owning rentals was skewed very far from reality. 

I would like to know the cost for slab or perimeter foundation.I got a 50k quote from someone on phone  for slab , which sounds too high for a 800 sq ft single story. on a flat piece of land

I was just trying to get some very basic info, before I reached out to a professional who could answer those questions.

I also offer services for newbie sales professionals and real estate investors.

However, there are some strategies regarding partnership shares between two spouses that may create a more beneficial tax situation with regard to income that's subject to SE tax- this is a more complex setup and should be done by a professional. 

-is it relatively easy to find a professional to rent a single room in that zip code (south austin)?

Make sure taxes are paid, check for liens and have the property inspected by a licensed professional.

(It looks like there's other garbage on the lot as well)I'll also get on the phone with the county and verify that there's access. 

Min 2 year credit history as a professional unless you are a physician.

I have professional experience in construction and a ton of residential renovation contacts in the area, so I believe I have a leg-up on the rehab side.