I'm also a licensed mortgage broker with a lot of fix-and-flip programs, including some that require as little as 10% down on the purchase price, and provide 100% of the rehab funding.

You’re not required to rent to someone just because they look great on paper, but you should ensure that your reasons for declining them are grounded in business-related concerns (e.g., concerns over rental history or ability to care for the property, if documented).A good practice is to follow a consistent screening process for all applicants. 

A3: Zelle payments require 1099s.

In rural Idaho, it is much the same way. the counties have minimum requirements and if you keep things on the up and up, it should be fine.Now, in a historical district, that is a different animal all together.

So basically the idea is to become private lender (or trust deed investor).

My focus is on providing either turnkey-style space for those interested in temporary, infrequent use or long-term leasing for business folks who require conference room space (or perhaps event space).  

Title III of the ADA requires the removal of architectural barriers in existing facilities unless it can be shown that removing the barrier is "not readily achievable."

Assuming you don't have a mortgage that requires a certain level of insurance, you can get a stop-loss policy covering all the properties. 

Do have an idea of your preferred acquisition price and how much rehab might be required? 

We basically want property to generate some cash flow and long term appreciation.