Welcome to HELP DESK, where I answer your queries about making, exhibiting, finding, marketing, buying, selling — or any other activity related to — contemporary art. Together, we’ll sort through some of art’s thornier issues. Email helpdesk@dailyserving.com with your questions. All submissions remain anonymous. HELP DESK is sponsored in part by KQED.org. This week’s column is accompanied by photographs by Brad Carlile, whose work is[.....]