NOTICE DATE: March 31, 2008 NOTICE TYPE: M-A031708-12 UPDATE Extracts - Wholesale/Retail CLASSIFICATION: Public SHORT DESCRIPTION: Delayed extracts/reports have been posted. INTENDED AUDIENCE: All Market Participants DAY AFFECTED: March 15 - March 29, 2008 LONG DESCRIPTION: The following extracts/reports are back on schedule and have been posted. This is the final notice for this issue. Settlement Input Data (SID) Market Shadow Prices (SHP) 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 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/> yl