And, as I'm sure you know, both investors would require a 3rd party verification of assets to prove their accredited status.Let me know if this is what are asking or not.

It's easy to obtain, costs very little, and doesn't require extra, on-going effort to maintain.

Take ANY organization of size, take Apple for example, and add in a printing press in the basement and remove ALL reporting requirements to any oversight by shareholders and what will you get after 50/60 years?

I'm guessing though that since the IRA owner isn't allowed to take out a salary, perhaps the SDIRA LLC will be required to hire employees? 

In rural Idaho, it is much the same way. the counties have minimum requirements and if you keep things on the up and up, it should be fine.Now, in a historical district, that is a different animal all together.

Apparently offering them to leave early without requiring rent, they decided a few hour notice is a good idea haha. 

If you are not already working with a realtor that is well versed in STR and knows ALL of the requirements for STR, do yourself a favor and reach out to @Josh Green.

Is the sum of the cash flow and appreciation higher than your required return?

NH requires a 30 day notice.

thanks for the guidance @Kaushik Sarkar Since it's development it will take longer to get to the exit. 3 years could be right depending on the market, if the project requires entitlements, how long it takes for permits, no major utility obstacles, etc.