You have limited time to complete the transaction before the sale.

If there are two borrowers, then of course if a POA is used it would be limited to one borrower...If both borrowers were available and/or decided to attend they would both sign the loan and therefore no POA.2.

It also could limit your exit strategy if the market softensseeing a lot of fix and flippers in kc as an example getting crushed due to this

First, he says you make offers with his offer template - but the fact of the matter is that the law is different in every state, and one template will *not* necessarily be legal in any state other than the one he is in, and I wouldn't even bet on that.

All that said, and to answer your question, I think a guaranteed check for 66% of the rent offers some peace of mind and limits potential loss. 

It seems like investors strongly bet on appreciation here which I dislike.

In reality it was quite a number of other people doing it together and the person making the post only owns a small percentage and they’re really making the post in order to gain limited partners. 

I have used ALE successfully but 4X rent is not what we got we got 2X there is a limit in the insurance polices as to what the insurance will pay but its a decent move at least it was for us

Is there a housing shortage or is there really a problem with the BARRIERS caused by productivity, land use, zoning and mandates that limits construction?  

Quote from @Stuart Udis: The natural buyer of the entry level SF homes have limited cash and therefore the biggest obstacle they face is funds to close.