If so then the chance of them defaulting on your seller finance terms is high and you’ll still be affected by the same problems with the property that exist now, you’ll just have much less control over it so your risk “being the bank” on this property is going to be high. 

Have you had any experience working with Section 8 tenants/programs?  

So don't leave anything in an MTR that is irreplaceable.In addition to security deposits, you can also use the AirCover program for Airbnb bookings and third party services like Waivo and Safely that provide mini insurance per booking.

The loan programs of your buyers will dictate how much of a credit you are allowed to apply to their closing but it certainly helps to move inventory when you offer an incentive. 

Which S8 "guru" program did you drink their kool-aid?

This allows you to control renovations and decide whether to self-manage on the back end.

I'm scratching my head because I feel like the program, least locally here in San Antonio, TX, tells all the landlords to put our listings there, but the tenants don't look there.

In a syndication you have low control and also limited liquidity. 

Can I dictate the remitter listed on the check (LLC vs controller vs IRA) based on the needs of the transaction - my local bank would at least give me that much latitude - or is that determined by these banks?

Depending on the lender and program your biggest hurdles might be credit score and income and time in job.