Shakira Mariam focuses her digital camera on two video games and snaps a shot.She posts the photo and a description of the games on the internet, not for Amazon or another e-commerce giant, but for Goodwill Industries of San Joaquin Valley.“It’s fun,” Mariam said. “We did really well on our goal last month.”In October, Goodwill Industries of San Joaquin Valley launched an online auction site, [...]