Wear a shirt with a collar: no T-shirts, etc. Nice jeans if you're going to wear jeans, but ideally something other than jeans. And decent shoes rather than sneaks.
And btw, one of my favorite things about SF is that the weather almost never makes you sweat.
And btw, one of my favorite things about SF is that the weather almost never makes you sweat.
OMG CAN I LIVE THERE WITH YOU, PLEEEEEEEEEEEEEEEEEASE?

