Which is what prevented us from getting a loan through that site. 

A borrower could also have a prepayment penalty or lockout that is preventing them from refinancing now.

It does not prevent the owner from a subsequent claim against owner if there is proven negligence.  

If you want to prevent them from selling to someone else, you could file a lawsuit in the county where the property is located and immediately record a notice of pending litigation (lis pendens) with the county clerk.

Are you confident that they have processes in place to prevent future mistakes?

I would really like some feedback on what realistic numbers look like for a duplex house hack, as I am struggling to find that unicorn property where everything fits perfectly and I don't want unrealistic expectations prevent me from ever pulling the trigger.To set the stage, I have been looking for multi-family properties for me to house hack into in the Maryland area for a few months.

Neither prevents you from splitting profits 50/50, but it prevents dozens of other problems.If this is impossible due to egos, trust and whatnot - then try 60/40 or 51/49 partnership.

Cara Lonsdale His loan would prevent this sale.

It's a law meant to prevent large party houses near CSU, but if a neighbor complains could end up costing me 2 roommates.

Find a company that has a large crew and can do it in a day, assuming it's asphalt shingles it won't take that long2.