I obtained this lead door-knocking a pre-foreclosure.

Nothing you do or say to them from this point forward will help you, it will only potentially hurt you.

I would like to rent the other unit to someone who operates an assisted living facility.3 Bedroom2 Bathroom 2 floors Where do I go to find assisted living facility operators, who are looking for a place to lease.

- close proximity properties that are similar in bedroom/bathroom rooms & sq footage that have recently sold?

Until someone opens a door, then it will be right back in your house. 

What if there's a trap house three doors down? 

I'm in a business where I constantly have to keep people updated much like PMs do (or should).

One of the divided rooms had a kitchen and a bathroom.

The landlord (which is a corporate entity with thousands of doors in several states) gets a tenant it likes for another 13 months.

I see the upside to buy and hold investing (specifically during a downturn where flipping isn't as profitable) but making a few hundred a month per door doesn't excite me on a small scale.