Ordinance amending the Planning Code and Zoning Map to establish the 555 9th Street Special Sign District encompassing the real property consisting of Assessor’s Parcel Block No. 3781, Lot No. 003, and to modify sign controls for the existing shopping center; 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 under Planning Code, Section 302.