Wrongful failure to supply heat, air conditioning, cooling, water, hot water or essential servicesAC is warranted.  

At the end there will be less rentals, which in turn will make rents even higher (supply/demand out of balance).So if you hang in there and deal with it, it might actually reward the leftover landlords with higher rent at the end. 

A quiet title action supplies its own basis - the purchaser has title to the property and asks the court to resolve all possible claims against it. 

@Kenneth LaVoie, with plumbing (NOTE: I am not a plumber) supply lines are easy, just make sure you have lots of glue if CPVC and know where the shutoff is if you are soldering, but there is not any concern of whether your lines are sloped up or down, since the water pressure makes it go where it needs to.On the waste side, just remember things flow downhill.

Supply seems to be extremely limited at the moment, but with high demand, driving prices up.

You must also supply a narrative that supports the comps in rebuttal to the comps used. 

The same trend was observed during the global financial crisis when prices dropped by 1.5 percent in 2009 and immediately recovered in 2010 with a 2.1 percent increase in average prices,” Colliers International Philippines had said.Read more: https://business.inquirer.net/307174/strong-investor-confidence-in-resilient-property-sector#ixzz6XzvzOCxw

Lastly, and I am just now going to this option, but instead of putting in cheap blinds on the windows (which I seem to be replacing every transition) putting up curtain rods over each window and either let the tenant supply the curtains or if your ambitious you put your own in.  

Economists (not me) expect inflation will continue to rise in the months ahead toward the 2% - 3% annual pace of inflation that was in effect before the Coronavirus wreaked havoc on global economies.

There will be, and has been, a ton of migration, not just Californians, globally that will effect real estate in any market, it is inevitable.