NOTICE DATE: March 21, 2008 NOTICE TYPE: M-A031708-06 UPDATE Extracts - Wholesale/Retail CLASSIFICATION: Public SHORT DESCRIPTION: Invoices have been posted INTENDED AUDIENCE: All Market Participants DAY AFFECTED: March 15, 2008 to Current LONG DESCRIPTION: The Statements expected to post today will be delayed. The following reports/extracts are currently posting two days later than expected: Settlement Input Data (SID) Market Shadow Prices (SHP) 867_03 Activity Report Forecasted Transmission Loss Factor Actual Transmission Loss Factor TDSP Distribution Loss Factors - Forecasted TDSP Distribution Loss Factors - Actual Unaccounted For Energy Load Estimation Counts Load Estimation Volume ESI ID Consumption Data Loading - IDR Protocol Compliance - Daily ADDITIONAL INFORMATION: All extracts/reports listed above have been posted for March 15-18 2008. 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/> ad