1 min readFinal Memorandum on Audit of Retention of NASA’s Official Electronic MailOIG CommunicationsFeb 28, 2008 Article Febuary 28, 2008 Download Report Final Memorandum on Audit of Retention of NASA’s Official Electronic Mail February 28, 2008 (IG-08-010) PDF (302.25 KB) Share Details Last Updated Sep 23, 2026 Related TermsAudit ReportsFY2008