NEW YORK (Standard&Poor's) March 17, 2011--Standard&Poor's Ratings Services has raised its school issuer credit rating (ICR) on Lone Oak Independent School District, Texas' general obligation (GO) bonds to 'A+' from 'A'. The outlook is stable. The upgrade reflects the district's: Agriculture-based local economy with ties to the greater Dallas metroplex, Maintenance of very strong general fund reserves, Good financial management practices, and Moderate overall net debt levels. The stable outlook on the school ICR reflects the stable local economic base and Standard&Poor's expectation that limited future capital needs will moderate overall net debt levels. The outlook further reflects Standard&Poor's belief that the district's reserve position will remain strong. Lone Oak Independent School