They don't know anything about you, have no proof you can even buy the house; for all they know you could just be casing the place.

Here are a few suggestions on how you can maximize the wealth of information available: Check out the blogs and podcasts, or take advantage of the search feature (magnifying glass).

Here are a few suggestions on how you can maximize the wealth of information available: Check out the blogs and podcasts, or take advantage of the search feature (magnifying glass).

Should I discuss some bullet points and do a small contract between me and the buyer or is there a standard contract for such that we can agree up on terms prior to handing the deposit to the title company?

This will allow you to get to know the property, its maintenance items, and slowly tenant proof(upgrade) the units before you move back to CA.

Lenders will want to verify you will not owner occupy it and may require a utility bill, mortgage statement, or some other proof you live somewhere else. 3.

Since I didn't have proof who pulled the scheme, I couldn't prosecute.

If you used check I would do copies and make sure you have proof each time

All standard commercial mortgages include DSCR, calling an assisted living facility mortgage a "DSCR loan" is like calling a home loan a "DTI mortgage," or calling a cup of coffee a "caffeine coffee," or calling a gun a "bullet gun." 

Than in future national efforts, they will be used as proof of concept, stepping stones, to move from local deployment too national.