NOTICE DATE: March 25, 2010 NOTICE TYPE: R-A032510-01 Outage - Retail - MarkeTrak INTENDED AUDIENCE: CRs and TDSPs SHORT DESCRIPTION: ERCOT will be taking an outage of the MarkeTrak Application GUI and API outside of the Service Level Agreement timeframe. DAY AFFECTED: March 25, 2010 at 7:00 PM LONG DESCRIPTION: ERCOT will be taking an outage of the MarkeTrak Application GUI and API outside of the Service Level Agreement timeframe. This outage will occur this evening, March 25, 2010 at 7:00 PM, to perform database maintenance. The MarkeTrak application will be brought back up prior to the 7:00 AM SLA start time 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]<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/> JR/DH