. - Are u sure there was a 1031 involved?

There are also several local meetups for investors so it's easy to get involved. 

This involves assessing the investor’s financial situation, investment strategy, and the specific projects they wish to undertake.

And it is very straightforward to file these, so I would expect it to be well within the scope of any operator sophisticated enough to pull off an owner financed deal. 

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.

My main advice for avoiding liability is: (1) work with a great insurance broker to get comprehensive coverage; (2) avoid signing full recourse personal guarantees whenever possible; (3) max out your 401(k) or defined benefit plan with ERISA protection; and (4) strive to reach a point where you’re not personally involved in the business’s day-to-day operations.Disclaimer: While I’m a licensed attorney, I’m not your attorney.

Make sure you file the lawsuit in your jurisdiction so she has to travel.  

You could just have her file a Quit claim deed and leave it in your name only instead of an LLC.

I was involved in R&D program with O.C. on "solving" a solar-on-the-roof solution that (a) worked and (b) was scalable. 

I have never taken his course, so can't speak to that, but on the surface of a couple Google searches, of the two he seems to actually be involved in real estate a lot more.