Posting this here in hopes that other sub to 'sellers' see this and take action against these predators. ”getting it out of this sub to agreement that is probably not enforceable in most jurisdictions”“It is fairly easy to prove that the sleazy and less experienced sub to people had ill intent”Can you sight specific legal cases that back up the above assertions?  

Even with a completed sale often times you might need/want to pay a lawyer to do a quiet title action to quell any possibly attempts to reverse the sale by an interested party.

Class action lawsuits are already being discussed and there is potential at least portions of the blazes were caused by arson, often excluded from coverages.

It's great to hear that you're finally ready to take action. 

Here’s the approach I’d take, blending strategy and action: 1.

They will waste your time and you will have no choice but to take action against them.

(B) A purchase agreement may provide that in the event of a dispute regarding the disbursement of the earnest money, the broker will return the money to the purchaser without notice to the parties unless, within two years from the date the earnest money was deposited in the broker's trust or special account, the broker has received one of the following:(1) Written instructions signed by both parties specifying how the money is to be disbursed;(2) Written notice that a court action to resolve the dispute has been filed.

If your leasing application process is thorough and well thought out, and if your lease agreement has been well drafted by your local attorney and if it includes clauses that permit you/your property manager enough latitude to maneuver and anticipate undesirable tenant behaviors, both actions and inactions, and you have operational processes which align with enforcement of your lease, then you've done all you can do to reduce this inherent risk of an undesirable tenant.  

@Emily Mohr We use a form called Notice of Adverse Action.

There should be a class action law suit again multifamily mindset that has ripped off so many people and tore their lives apart in a horrible way.