Ordinance amending the Planning Code to increase the allowable number and size of signs in Mixed Use Districts on lots over one-half acre and in the Mixed Use-Office District south of Townsend Street; affirming the Planning Department’s determination under the California Environmental Quality Act; making findings of consistency with the General Plan, and the eight priority policies of Planning Code, Section 101.1; and making findings of public necessity, convenience, and welfare pursuant to Planning Code, Section 302.