Don't forget Ford and FCA (Chrysler)! This chart is from July 2018. Also, you are correct about the March GM deadline.
You’re in Orange County, correct? The entire state south of Sacramento meets your description and you are surrounded by sanctuary counties. Even Costa Mesa has gone to the dark side.
A few options, not too far away, would be:
Arizona, not recommended. Although Scottsdale feels like OC.
Utah, not a bad choice.
Montana, gets chilly in winter.
Texas, no income tax, humidity, yes.
That was money voted by the city of LA residents who are paying for it thru bond monies.
But then the City of LA is a full on liberal, illegal immigrant laden, sanctuary city - one of many reasons I left years ago....
Local bookkeeping services
http://yourbooksontime.com
View attachment 7124