| Please forward this notice on to all staff within your organization that will require access to Settlement and Performance Bond information. Don�t forget the non-Chicago users at your firm! Attention:�.THIS THURSDAY, NOVEMBER 30, 2000, THE CME CSS (CLEARING SETTLEMENT SYSTEM) IS GOING AWAY. THIS IS THE SYSTEM YOU USE TO CHECK YOUR INTRA-DAY MARGIN CALLS. YOU MUST USE THE CLEARING 21� SETTLEMENT SYSTEM INSTEAD!!! Firms who already have access to Clearing 21� should start using the Settlement application now. On Friday, December 1 st , CSS will be gone from your 3270 Application Selection Menu and will not be accessible to anyone! Security Access and Assistance If you do not have the proper security access, please immediately submit an on-line access form to the Customer Support Group to request access. Forms may be obtained at the Client Management section of cme.com web site or by calling (312) 930-3444. Instructions for using C21 Settlement to view your intra-day and top-of-day margins calls are also available at our website. If your firm has users that will either require dial-up access to C21 Settlement via CITRIX or other assistance, please have them contact Mahmoud Ajamia (312-634-1595; majamia@cme.com). If you have any other questions, you may also contact Karen F. McCoy at (312) 930-4524 (kmccoy@cme.com). Thank you!! | 