One of my partners found them via his neighbor he claims, however he hasn’t been forthcoming about several things so I can’t say for sure.

It is nicer to use than a regular chlorine hot tub especially on your skin but I don't know if the maintenance is any better or worse, personally.

This self claimed "Drug Addict to CEO" doesn't pass the sniff test in my opinion.

This may be needed to protect you from claims later.4.

He claims anyone can do what he did, but he teaches the exact opposite of what made him successful.How did he find success?

Investment returns automatically deposited on a regular basis.

Paulette, it is good to call out these bad contractors and unfortunately you are caught in a bad situation on what to do, start by a small threat that you will contact the BBB and report a claim if he does not show some progress, or if you know an attorney, maybe a simple letter from one may get him worried and he may start showing up.

How would an umbrella policy protect against a security deposit related claim?

Most of the buyers are just regular folks looking for a home, so they are not at all thinking about cap rates. 

I would shoot him regular updates to keep him in the loop.