I have some previous business debts to payoff, so once all the dust has settled with realtor commissions and other closing costs, I'd have roughly $400k-500k of cash at my disposal.  

They think there's just some magic pixie dust out there that makes you successful.

Mold requires moisture and food (dust is enough).

They come with strings and fees so whether they are worth it depends upon whether you can live with the strings and have enough gain scale to justify the fees.I was looking at Delaware Statutory Trusts for similar reasons and opted not to go with them as most I've seen are incredibly inefficient due to massive internal fees which grind into dust much of the tax savings, so what would be the point. 

This is like when a seller says they don't want to pay capital gains so they want 200k on the contract and 200k in a bag.

Condos were built by a lot of cheap scumbags who are long gone and people are going to be left holding the bag on these.This guy is pretty good at explaining it:  Yak Motley Florida Condos;t=4s

If the subject floor is not perfectly flat, pour a self-leveler over the existing flooring (read the instructions on the bag FIRST). 

Demo is easy, and sheet rock dust is the worst!

Are they "roughing it" and bringing sleeping bags?

This can include sweeping, mopping, and dusting.### Pest Control TreatmentsPest control treatments should be done on a schedule to prevent infestations.