Standard&Poor's Ratings Services assigned its 'AAA' rating to San Antonio, Texas' series 2008 general improvement bonds, series 2008 combination tax and revenue certificates of obligation, and series 2008 tax notes. The rating reflects the city's: Deep and increasingly diverse economy, which has allowed management to successfully manage the city's operations through previous economic cycles; Strong financial management policies, which include a comprehensive long-term financial and capital program; Very strong financial performance and position; and Moderate overall debt burden The city's ad valorem property pledge secures the bonds, certificates of obligation, and tax notes. The bonds and certificates of obligation will fund the construction of general improvements to the city, including streets, bridges, and sidewalks, park, recreation and athletic