Just a potential short term solution to the emptying daily issue, I don't have answers to the other questions above. 

How to find info I need (remaining mortgage balance, mortgage payments) to go in with eyes-wide-open and present an excellent solution to the Seller's problem.b.

I was wondering if adding an umbrella policy might be a solution.

Many builders would not want to begin building on top of previous work, especially if it's sub standard.

@Jimmy Rojas - Simple solution, complete your taxes.

All In One loan may be a good solution

Were you able to find a good solution? 

This gives me the unique capability to find solutions to almost any real estate transaction and offer the best rates on the market.

Investor portal solutions are pricey but definitely provides a more professional experience for your LP's.

Unfortunately, that also means its likely not worth fighting much beyond sending written notices as you suggest, at least not on my own.By posting this in the forums I was hoping to find others who had invested in these deals or with the operator so we could band together to find a solution.