Clearly define terms, including an exit strategy, buyout options, and how proceeds will be split.

Each housing authority (HA) provides a voucher amount determined by bedroom and some further define it by zip code or city within their covered area.

Simplify the structure as much as possible, have clear roles and responsibilities that are not overlapping (meaning only one person is allowed to make certain decisions) and a clearly defined exit plan.

I grew up in the Western US, where homes are generally constructed the same (broadly speaking). 

., all help to define which South side neighborhoods have what it takes to overcome market inefficiencies and become "up and coming."

This is defined as 30 days or more, and you will easily find nurses, professors, students, and more than need a 1-3 month airbnb.Speaking of, you could rent the whole space mid-term - and I suggest through airbnb or VRBO but you don't have to use those.

When I do a seller financed deal, I'm looking at a pretty broad range of factors.

But is in a rise of land so it has a broad view down the valley.  

This will provide you two benefits:1) Help you better define the position, so you can hire a better matched person2) Make training the next person easier

Your goals will define the route you take on this but building a list for buyers/investors is a time-intensive activity and the list is a living and breathing document.