I would highly recommend contacting local housing authorities and advertising on their suggested platforms if you haven't done so already.

Positive SolutionsProblem: In my county small multi-family houses are nearly non-existent and short-term rentals and second-cooking-areas are illegal.Solution: House-hack while renting MTR to traveling medical professionalsProblem: I didn’t know the many laws of the countySolution: A hired attorney 1) informed me that the county calls a house-hack a boardinghouse and 2) drafted a very comprehensive agreement that includes answers to your list of questions.Problem: Interpersonal problems can be a risk.

The thread herding, the constant authority demands, and the virtue signaling.

This is because the main house often includes value drivers that ADUs do not, such as larger living spaces and more comprehensive amenities.

If you want to get fancier and buy a more comprehensive calculator you could.

This is yet another tale of a building inspector who feels the need to assert his authority by constantly reminding everyone, "I am the Inspector." 

If the airport authority would deed the buildings to me, it would cause them to be entered on the tax roll.

Code § 1701j–3 - Preemption of due-on-sale prohibitions(1)the term “due-on-sale clause” means a contract provision which authorizes a lender, at its option, to declare due and payable sums secured by the lender’s security instrument if all or any part of the property, or an interest therein, securing the real property loan is sold or transferred without the lender’s prior written consent; 

It desn't take a lot for someone who knows a little to view someone who knows slightly more as an "authority".7.

The owner can designate a host who shall be responsible, and authorized, to act on the owner's behalf to promptly remedy any violation of these standards or the permit.