In today's world of online publishing the challenges of staying in business are manifold. Online resource providers have to ensure quality that can be accessed by various means and devices to retain their client base. We have seen that an important part of the OER project sustenance strategy lies in quality assurance which includes keeping material up to date and accessible.

At the end of this unit you will be able to understand

• that we need to evolve a method to ensure continuous updation of content to avoid becoming obsolete 
• the role of version control in document management
• archiving of older versions of  documents