Also, long term, I expect Sac will enact tougher restrictions on STR, given the intense housing crunch we're experience, so I personally don't expect that to a be a good long term strategy.

Build connections with local professionals, talk to them in person, and value there time over yours.

I love talking personal finance and real estate investing so I would be happy to help.

Quote from @Irina Badal: I heard for anonymity purpose it’s advisable to set up a personal residence trust.

I 100% agree with the intent aspect and that is an important premise, but the fact is in this particular situation intent for it to be personal use has been confirmed (by way of a public post).

I personally would revisit your strategy of buying a negative cash flow property in SoCal, right now.

I spent many years managing myself and personally collecting rent checks. 

Personal Guarantee: Will you require this?

Is 10-15 miles too big of an area when determining the unit count per person?

I tried to create rapport with the owner over the phone but waited to present my real agenda only in person.