SAN FRANCISCO (Standard&Poor's) May 1, 2008-- Standard&Poor's Ratings Services raised its underlying rating (SPUR) to 'A' from 'BBB+' on Roseland School District, Calif.'s existing certificates of participation (COPs). In addition, Standard&Poor's assigned its 'A' rating to the district's $2.271 million COPs, series 2008. "The raised rating is based on solid finances and good management practices," said Standard&Poor's credit analyst Lisa Schroeer. "Increasing average daily attendance combined with conservative management practices should keep the district's finances healthy." The district's overall average daily attendance (ADA) reached 1,400 for fiscal 2008 after several years of growth, averaging an annual rate of 3.4% since 2000. Management is conservatively projecting small increases going forward. Increasing ADA has