This approach allowed us to proceed quickly and efficiently, ensuring the project stayed on track.

This approach allowed us to proceed quickly and efficiently, ensuring a seamless transaction.

Have a big wind and hail storm and the owner decides just to pocket insurance proceeds? 

There are a lot of investors who have deals but are looking for additional capital, Start networking and find someone willing to JV, make sure you vet the deal and investor well and create a legal agreement for the partnership (have an attorney review before you proceed)

Thus, when the contractor comes asking for more funds FOR ANY & ALL REASONS THEY WILL PURPORT your bank will tell them they must 1st have all work done so far investigated by their own Construction Investigators and then proceed to determine how much and when any extra funds will be disbursed.

If the 8o% owner of the LLC decides to sell can they keep 80% of the proceeds?

I can imagine that a plaintiff's attorney will take a look at what you own before decided to proceed with a case, but is there any value to the tactic of showing large debt (on the assumption that mortgages would be public record)? 

Yes, it could be challenging but not impossible; I came across this link where it looks like I would have to start a "holdover proceeding" with the court.https://www.avvo.com/legal-answers/can-you-sue-your-landlord...

This approach allowed us to proceed swiftly and efficiently, ensuring the project stayed on track.

Have the manager or maintenance or whoever is assigned to open the doors for you to call out loudly management company before proceeding in.