Go to the Premises, knock on the door/ring the doorbell and wait.a) If all adult occupants are home/available, place a copy into the palm of each adult occupant’s hands, and leave one additional copy forany other occupants, ORb) If a person of suitable age and discretion is home/available, place enough copies for every adult occupant in their hand AND mail to eachof the adult occupants, plus one more copy to “All Other Occupants”.

The third thing is to actually visit the site with your own eyes, ears, and nose. 

IMPORTANT:--Guest communications, including setting up your automated messages--Price adjustments (key into seasonal pricing and important events in your area)--Listing description and noting amenities--Guest reviews--Learning from experienced hosts with great reviews (you can do this on many social media sites, including the Facebook group, Short Term Rental, Long Term Wealth)UNIMPORTANT:--Watching your Ring Doorbell camera--Obsessing about minute details that other hosts are freaking out about--Being a control freak about ANYTHING related to this business. 

The third plumber said there appeared to be a minor leak around the toilet, maybe the wax ring is bad.

It's arbitrary, capricious and detrimental to your business interests and the right of the tenant to be treated in a fair, consistent manner.If you take the cotton out of your ears and put it into your mouth you can learn something here.

I’ll keep my fingers crossed and ears open!

Your comments are music to my ears, especially the news about the "Anti-squatter" law.

You can always wire and not install or do something like a ring doorbell that you discontinue after rehab and they pick up the service or not if they want it.

Besides trying the above (i.e. phone calls, facetime, text, whatsapp, pictures, etc) I would suggest you hire someone to be your eyes and ears down in LA. 

When you run a business however, you can write off a lot of materials, equipment, software, etc.. that can help reduce your tax bill.If there is a cheat code to this, I am all ears!!