Ordinance amending the Pittsburgh Code, Title One: Administrative, Article VII: Procedures, Chapter 161: Contracts, by adding specific language to Section 161.02A to provide for the competitive process to procure certain professional services on an as-needed basis; and by amending Section 161.24 to reference the new procurement option; and by amending Section 161.01 and 161.01A to remove the legislative financial account requirement as it applies to professional services procured on an as-needed basis.