I did not find them via Bigger Pockets but rather through another investor, who had them quote on project for them. 

It offers a user-friendly interface, robust automation features, and solid reporting that many find invaluable.

Sherman or perhaps between McKinney and Sherman.SaginawBurlesonCertain other locations if you can find the right rent/price.

The last lap can be frustratingly long I'm finding, but you'll get there.

But I'm interested in finding out.

If your willing to do so, you can live in the casita and then rent out the main home and have your tenant pay the majority/all of the mortgage (depending on what type of deal you find obviously). 

How do you plan on finding your deals?

I would find the TOP 10 wholesalers in SA and go to work for one of them. 

What I recall from Aaron's deals was it wasn't about finding ever larger seller financed deals, but keeping the old seller as essentially a PML....keeping you from constantly looking for new funding when you already have someone that agreed to fund you essentially. 

And for networking events with agents  - Under the Forums tab, there's an Events & Meetups section where you can submit Houston or your specific zipcode and find some.