What is the experience of the group at performing this sort of development?  

What else should I be working on in the meantime prior to listing the lots for sale to get ready for this sort of transaction?

For the security deposit, let them sort that out.

Did I allocate for that sort of insurance increase?  

You could try reaching out to ask questions and maybe that would turn into a sort of mentorship type relationship if adding a partner is not on the table. 

This is too important and also sort of a personal question depending on your state and specific circumstance and I suspect not a one size fits all answer would suffice. 

You might study up on this Atlanta business that is growing their business with private offerings (funding)   padsplit.comThey have a shades of gray solutoin for the unrelated adults, and rooming house zoning that is sort of working in the Atlanta area.   

I think this is the first step so they can know who has the lead pipes before they pass a local ordinance to require the replacement at the property owner's expense.It's a "first registration, then confiscation", of sorts.

He started out clueless and he is now just doubling down with the lies in a poorly executed blackmail attempt of sorts.

I'd love to buy up some land in the Christmas or Santiago Mountains, but I love hunting for and photographing rare snakes so that's sort of a niche use haha.The Chihuahuan desert and western mountains of Texas are no joke, it is some of the most remote, unpopulated, water-starved, but breathtakingly beautiful country in the entire US.Just FYI it's not that west Texans dislike solar or wind farms... we love money!