Ultimately a lender is going to evaluate how much money it cashflows and the risk that you wont make the payments if you didnt account for Property Management, and Landscaping in case of health issues, and CapEx if you didnt account for problems that WILL arise. 

Most importantly, does any of these submarkets have any economic anchors like state government, major universities, major health care centers, or manufacturers that are independent of the economy like military suppliers that employs most of the residents of that submarket?

It likely won’t pass board of health occupancy standards due to egress issues.  

Ask for proof work done, what contractor they used, what guarantees exist.....but with it being a few years ago, i wonder if its of any concern...call the health dept

My rationale is that I already have a C-Corp set up for my active real estate investing (wholesaling, flipping and property management), of which I am an employee and receive a salary, that has a 401k and I have health insurance via my spouse.

But the lease states everything was in working order and followed all health and safety codes. 

She has attempted to evict him before but she was unable to make it to the court date due to her husbands health issues.

House is in a beautifully gated community in walking distance to the local methadone clinic.   

How about this lets control health care .

I remember a BP podcast guest who had a serious health issue come on suddenly (he was crippled for months) and had it not been for those checks coming in every month his family would have been in deep trouble.