This document summarizes a presentation about archiving for Microsoft Exchange. It discusses the legal, economic, and technical benefits of archiving, such as compliance with data retention laws, reduced storage costs, and improved Exchange server performance. It then describes the features of the Retain archiving product, including support for archiving multiple data sources, eDiscovery functions, deduplication, and access through a web interface or Outlook. Retain's requirements and user interfaces are shown. Finally, it demonstrates how Retain can help with migrations between email servers and platforms, and compares Retain's features to native Exchange archiving.