This expansion is typically hastened by government intervention in the form of lowered interest rates (the key ingredient for investment).Phase 2 - EXPANSION: The transition from recovery to expansion occurs when companies and individuals have bought up or rented most of the available buildings.

Prior to its release, home buyers and real estate investors could not cash-out refinance a purchased home until six months had passed.Today, the cash-out refinance process can begin immediately.In order to qualify for Delayed Financing, you must only meet certain eligibility standards : The cash used for the original purchase must be documented to the bankThe new loan size may not exceed the property's original purchase priceA title search must show that no liens exist on the homeAs a fraud-prevention measure, you must also show proof that the home sale actually occurred.The simplest way to prove that the home was sold is to provide your loan officer with the original HUD-1 document from the closing.

In my opinion, the 506(c) safe harbor provisions under Regulation D are the simplest exception to comply with.  

What is the simplest way to handle this ?

That would appeal to me, and seem simplest.

Update:The attorney got back to me and stated that if the other party does not reach out to me directly, don't bother reaching out.He also said that the other party's simplest recourse could be arguing "unjust enrichment", but the very material counter argument would be that they have, while trespassing, installed a non-permitted and non-warrantied roof. 

Assuming you have the proper zoning and lot dimensions it is definitely possible however not the simplest process for a novice to take on by themselves.  

So at its simplest a BRRRR is a cash out refi.  

Well, the simplest thing to do is to sell it.

It is probably the simplest transaction - if you are the high bidder you immediately hand the trustee cashiers checks for the full amount, and then Texas at least you typically get the trustee deed a few weeks later.