For over 20 years, the Bolinas-Stinson Union School District has turned to a parcel tax to offset inadequate state funding, particularly to sustain its visual and performing arts programs. This November, voters in the district will once again be asked to approve Measure C, a property tax levy requiring a two-thirds majority for passage. For the first time, the measure will include a yearly increase, incorporating a 3 percent annual “escalator” adjustment to account for…