His only skill is community organizing. I doubt if he can organize a parking lot.
BTW, I have often been asked “Do you work here?” in stores. What’s the big deal?
Me too especially when I'm still wearing my work badge as I stop at the store on the way home from work. It's only a big deal to those who have an inferiority complex, see racism everywhere, or just generally have disdain for people who actually work for a living.