NOTICE DATE: February 26, 2008 NOTICE TYPE: R-A022608-01 Other: MarkeTrak Degradation CLASSIFICATION: Public SHORT DESCRIPTION: The MarkeTrak System has experienced service degradation since approximately 9:20 AM today. INTENDED AUDIENCE: CRs and TDSPs DAY AFFECTED: February 26, 2008 from approximately 9:20 AM to present LONG DESCRIPTION: The MarkeTrak System has experienced service degradation since approximately 9:20 AM today. ERCOT is currently researching the cause of the degradation issues and additional information will be provided when available. CONTACT: If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask] <BLOCKED::mailto:[log in to unmask]> . If you are receiving e-mail from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com <http://lists.ercot.com/> DP/JA