If they are on different tax parcels, I will use DSCR for the non-primary deals and then FHA or UDSA (assuming it is rural) for the owner-occupied one. 

As I mentioned above, the risk of being sued, found guilty, and fined more than your insurance will cover is almost non-existent. 

We are closing on our first South Bend rental property next week, as our local market opportunities have become non-existant unfortunately.  

Their LTV is 70% max and they offer a 6 percent return for the investor (non pooled funds). 

If you think there might be the possibility of development raising the value in the future, you could try renting out the property to others for non-intrusive uses - parking, roadside vendor, etc. 

Her contract says nothing about set up fees or early termination; I gave a generous offer to keep $400 as a design fee, but she sent me (2) $30 deadbolts and said the Technology Fee was non-refundable.There's other, better STR management companies out there.

Or non-hosted showings via tech.

I'm not familiar with loan applications for non-US citizens, but Greenville is still a great place to invest when you find off-market deals.

Not every state or city mandates that any landlord has to accept Section 8, because the landlord has to not only subject their property to Section 8 inspections, rules and regulations, they also often have to separately arrange for the tenant to pay the non-covered part of the rent and can face difficulty evicting just based on that.

They are threatening to sue to try and get something from you but most likely will not go through with it as you have no written contract in place and in california there is also no non-compete agreements.