I got qualified for about $650,000 so I am trying to evaluate all my options.

But the other question is why  wouldn’t form 8582 or “contemporaneous record” qualify as a record of passive loss at state level?

The IRS also says “you can choose to treat any debt secured by your qualified home as not secured by the home.”So... this leads to interest tracing rules which are not complicated but it begs more questions-What's the land for?

We can't afford or not qualified to live where we are living.

Portfolio loans typically have higher qualifying DSCR ratios (1.20+) 

I would say you only qualify for tax free gains on the percentage that was your primary.

Whether you need to setup a property management section or not to "qualify" as a broker for 2 years, I am not certain about the law in North Carolina. 

Unlike, an independent GC, who undertakes a broader array of projects, Curbio’s project experience will be more uniform and consistent over time (e.g. focusing on a core set of projects, with similarly attractive traits: impactful; reduced complexity; reliable sourcing; etc.).The “as-is” investor approach that you describe should work, as you would have all of the criteria necessary to be deemed a “qualified-prospect” for Curbio, e.g.: sufficient equity to cover a min $15K budget and ample up-side potential to deliver a sufficient positive ROI.

Invite qualified investors to spend a free unreserved night in one of the properties that highlights your strengths.

I'm not an immigration lawyer or qualified to give legal advice.