One large open concept kitchen/living room with two bedrooms. 

Basically just a home evaluator, but they promise 5-10 leads per zip code. 

This mortgage-specific FICO algorithm doesn't treat late medical payments nearly as harshly as the algorithms used by credit karma, your discover card, car lenders, or basically any non-mortgage FICO algorithm. 

It's Summer now basically and Water heater doesn't need to work as hard.

This would leave you with 9k or so left over...This was proof of concept not entirely a good deal or bad deal... rather just quick napkin math to show the numbers.

Quite honestly, all this will do is complicate things for you (as it did for me)...essentially, since they are both single member LLCs, you'll basically have to report the separate activities on two separate Schedule Cs for income tax purposes...

They were basically trying to refi the existing while adding themselves to the deed. 

This is a relatively new concept to me and no one in my direct network has experience with these types of transactions and tools, so I'm in the dark.

Yes, same concept, likely some different brokers

My two 4-plexes next door is basically the same floor plan and is about 30 sq ft smaller.