Without knowing anything about your house, I will tell you this: If I asked my PM a legitimate question and he replied with a brush off "LoL" as if I was some kind of idiot, I would fire the PM. 

The Cannabis Control Commission is looking at Union Station in Worcester for their headquarters, this should legitimize things even more. 

If after closing documents were signed then in my opinion you may have a legitimate claim to pursue the seller for the funds.

Anyone who knows me knows I am not one to borrow money but even so I have never heard of any legitimate source of loans to process and settle a loan with money in your personal or business bank account in only 3 days unless you are dealing with a private party but I would wonder just who are these people that feel they know you well enough to be sure you will pay then back ?

Is there any liability to not doing due-diligence and fully vetting the "service dogs" as being legitimate?

Also, I'd probably pay her something at closing, just to make it absolutely clear that this is a legitimate sale.

There are legitimate public safety risk homes there that can NOT be torn down because the setbacks are now too restrictive to allow a new building, even at the same size as the old one. 

However, should he say this is a legitimate deduction, then file a charge to your LLC to reimburse you for expenses paid. 

At the end of the day, the janitor at the high school of the niece of the second cousin of the legitimate heir can reinstate the loan (in full).

You do need a network of legitimate cash buyers who can actually close on deals you do find though.