The key is if someone is lending from a SDIRA to leave reserves in case the borrower defaults.  

Then they would pass us and leave without further ado. 

As a 3rd-party real estate consultant that has no skin in the game other than what I charge, I provide exactly what you've described—unbiased, no-nonsense, and straightforward advice.

I am moving to STR because of how Aircover works and I doubt I will leave Airbnb unless they change the Aircover and resolution system.

It would leave your net worth really skewed into one asset and class of asset. 

As far as advising your parents to leverage the equity in the properties to acquire more deals, I would leave that to a professional familiar with the local market conditions and residential investment experience.

Issues with multiple national carriers leaving the state completely due to state regulations, massive loss ratios, huge increases in replacement cost values/limits due to inflation, etc. 

Don't leave out scoping the sewer lines.

That’s something I’m actively exploring—whether it’s through direct-to-seller marketing, networking with local wholesalers, or even tapping into connections through my brother-in-law, who works with builders and contractors in the area.I’m not expecting slam-dunk deals or easy wins, but the numbers on a few potential projects I’ve run so far seem to work under the assumption that I’ll leave some cash in the deals.

There are limits to this as well (when someone stays the whole time and doesn't say anything while there), but if someone chooses to leave early or right away, give them their money back before they drill you with a 1-star review.