I have two magnetic signs on my two business vans.
One says, Obama acted stupidly and the other is the 0bama logo followed by “sign of the easily fooled”
I get thumbs up all the time and I work in your area.
I won’t ask what the name is, but what’s your biz? My GF even drives my pick-up when I switch to my car and I warned her that the homo libs will flip her on the 405 or on Sta Monica. She says no one even did that to her.
Have a simple little message on a page I set up in a window, to take down as necessary, to avoid keying, etc.
“How’s that hope and change working out for you?” Get the occasional thumbs up.