Cover Letter for MPH for OpenVMS Digital invites you to participate in the Digital Product Performance (DPP) Program, which monitors and verifies in-field performance of Digital systems at customer sites, using the software tool Monitoring Performance History (MPH). This program provides our Service, Manufacturing, and Design Engineering organizations with accurate information on the performance of Digital products. For more information, refer to the OpenVMS Version 7.0 Release Notes and the OpenVMS Version 7.0 Operating System Software Product Description (SPD xx.xx.xx). 1