To maintain hours and services; replace worn and outdated materials; undertake building maintenance and repairs; and continue library programs for children, families, and seniors, shall the City of Orinda be authorized to modify the existing thirty-nine dollar annual tax, adding thirty dollars per single family residential parcel, or equivalent unit, so that the amended tax raises a total of five hundred fourteen thousand dollars annually for the Orinda Library, until amended by voters, with audits and oversight?