"We invite you to install this pre-release version of Microsoft Commerce Server 2009 code name “R2” into a non-production environment to learn how Commerce Server 2009 “R2” provides an improved business management experience, enhanced cross-channel enablement with multi-tier development and deployment support, and a more streamlined deployment experience. It is recommended that you install this pre-release on a clean machine and consult the Quick Install Guide for manual steps required.

Note: Given the pre-release nature of this release, not all functionality is currently available. The release is for evaluation purposes only and is not intended to be used in a production environment. The November CTP will stop functioning on June 6, 2010."