Go to your hobby shop and get a little bottle of Testors to spot the paint chips.
Advertise in Bay Area, Orange County, & Los Angeles CL as well as ebay (pickup only). Put YOSEMITE in the headline. You're so close to Yosemite National Park, someone will swing by while on vacation to pick it up. Ask $325, take a $300 offer. Make sure to say the bike is for a rider under 5'4" and is ready to ride.
While there are 3-4 of us who regularly pick up bikes while on vacation, it is not unheard of by non nut jobs.