Government actions are THE cause of the dysfunction in the real estate market and why so few investors and homeowners are transacting.

The bay area has many old houses so be aware of what it will take to being them up to code and meet insurance requirements.

Insurance- need a broker.PM- farm out or you better be good at process management. 

Property owners get an annual update on their SEV & Taxable Values with their city property tax bill, typically sent in December.So now, the city assessor tracks the SEV, but homeowners are taxed based upon the capped Taxable Value.

These are all services that investors and homeowners will and do pay for so you're on the right track.

Insurance companies are taking a close look at building materials, quality, and updates. 

First, Are you licensed and insured to manage other people's properties?

Those can indicate poor management, deferred maintenance, difficult and expensive upkeep like ocean front which will bring up issues with rising oceans, insurance, and hurricanes. 

One report I saw said that something like 80% of the ADUs built were to house parents/children of the homeowner and were not being rented out.

Deductions like mortgage interest, property taxes, insurance, repairs, and depreciation will help offset taxable rental income.This post does not create a CPA-Client relationship.