Managing, maintaining and updating a large library of eLearning is a complex process. With over 500 courses, comprising more than 2500 modules of training eLearning People found that a backend database and integrated revision control system were essential. Tight change control, well documented and understood standards and the ability to “back out” to a previous version facilitate the efficient management of the Datatrain library. Issues to be considered and discussed include: Database Requirements -file naming conventions -text -graphic, animations -metadata -look & feel (shell) -localisation Revision Control -managing access to modules when they are being modified -tracking changes -WIP vs. Released content -Requirement for backup of module/course taken each time it is checked back in Application of Standards -text -graphics -language/spelling -publishing including. SCORM, AICC, Standalone Licensing Controls -tracking release (versions) Maintaining Back Versions/Retired Courses