EXHIBIT 99.467 [PEROT SYSTEMS LOGO] SCHEDCO WE MAKE IT EASY TO INTERFACE WITH CONTROL AREA OPERATORS A Business Function of Perot Systems Corporation Energy Practice [ENERGY PRACTICE LOGO] [PEROT SYSTEMS LOGO] WHO IS SCHEDCO? - A TEAM COMPRISING KEY CALPX OPERATIONAL STAFF AND PEROT SYSTEMS IT PROFESSIONALS PLAN TO FILL THE SCHEDULING SERVICES VOID CREATED BY THE WIND DOWN OF CALPX - SCHEDCO WILL PROVIDE SCHEDULING CAPABILITIES FOR THE CALPX PARTICIPANTS USING FAMILIAR SYSTEMS AND STAFF - WE WILL DO THIS FOR A VOLUMETRIC FEE OF AROUND 15c/MWh ON HIGHER OF EITHER SUPPLY OR DEMAND SCHEDULE AND BASED ON A MINIMUM MONTHLY SUBSCRIPTION FEE [ENERGY PRACTICE LOGO] 2 [PEROT SYSTEMS LOGO] WHY SCHEDCO? - WE KNOW MARKET PROTOCOLS, THE ISO AND MOST IMPORTANTLY WE KNOW YOU - WE HAVE THE SYSTEMS AND PEOPLE TO START OPERATIONS IMMEDIATELY - PEROT SYSTEMS HAS DEVELOPED THE MAJORITY OF THE SYSTEMS AND APPLICATIONS AND SYSTEMS CURRENTLY USED BY CALPX TO PROVIDE SCHEDULING SERVICES - WE WILL PROVIDE YOU WITH FAMILIAR SYSTEMS INTERFACES AND PEOPLE - VERY LITTLE NEED TO CHANGE YOUR EXISTING PROCESSES OR PEOPLE [ENERGY PRACTICE LOGO] 3 [PEROT SYSTEMS LOGO] WHY SCHEDCO? - WE HAVE A SCALABLE BUSINESS CAPABLE OF ABSORBING THE RISK OF ISO INTERFACE CHANGES - NO NEED TO EXPAND THE IT CAPABILITIES JUST TO KEEP UP WITH ISO INTERFACE CHANGES - OUR TRACK RECORD PROVES OUR ABILITY TO KEEP UP WITH ISO AND MARKET CHANGES - WE CAN PROVIDE YOU WITH THE VALUE ADDED AND OPTIONAL SERVICE OF INTEGRATING ISO (CAO) INTERFACE WITH YOUR INTERNAL PROCESSES AND SYSTEMS - WE WILL BE ABLE TO INTERFACE YOU WITH MULTIPLE CAOS [ENERGY PRACTICE LOGO] 4 [PEROT SYSTEMS LOGO] WHY SCHEDCO? - We can provide our participants with a pool option to allow savings on ISO related charges - Savings in congestion and real-time imbalance charges can be quite significant in a pool arrangement - such savings will be shared with our participants - We will ensure that risk of such a pool operation is managed [ENERGY PRACTICE LOGO] 5 [PEROT SYSTEMS LOGO] HOW DOES SCHEDCO WORK? - SchedCo will act as your agent to schedule your bilateral trades with the ISO - We will help register you as an SC with the ISO - We will register your resources with the ISO - We will send your schedules to ISO and return final schedules back in your desired formats - Optionally we will manage your real-time resource dispatch and tagging needs [ENERGY PRACTICE LOGO] 6 [PEROT SYSTEMS LOGO] HOW DOES SCHEDCO WORK? - We will take no position in the market and will not provide clearing services - Currently discussing with partners for providing clearing services - We plan to provide trading services without taking a position - We will ask for a two year service commitment with outs for force majeur and gross negligence - We will ask for a monthly subscription fee paid in advance and a monthly volumetric fee based on transaction volume above a base level [ENERGY PRACTICE LOGO] 7 [PEROT SYSTEMS LOGO] SCHEDCO PROCESS PARTICIPANT DATA: SCHEDCO ISO PRELIMINARY DATA:\ IPS, A/S bids, SAB, ------ > ------- ------ > IPS, A/S bids, SAB, \ ETC&FTR, SE bids o Web based interface ETC&FTR, SE bids \ Bilaterals, Inter-SC trade o Validate IPS Bilaterals, Inter-SC \ o Validate ISO Final Data trades \ o Tracking ISO events - e.g. CMR ISO PARTICIPANTS FINAL DATA: o Ensure consistent data format < -- ISO FINAL DATA: / FS, A/S scheds, < ------ o Revised Preferred market facility* FS, A/S reservations, / ETC&FTR scheds, o Facilitate dispute resolution with ISO* ETC&FTR schedules, / RT dispatch, Bilaterals, o PMI availability* RT dispatch, Bilaterals, Inter-SC trade, Settlements o HA timeline flexibility* Inter-SC trade, statements, PMI o Real-time dispatch and tagging* Settlements o Meter data processing and validation** statements, PMI o Energy trading** o Consulting on RTO developments** * Available by 4/30 SAB: Schedule Adjustment Bids ** Optional service A/S: Ancillary Services SE: Supplemental Energy ETC: Existing Transmission Contracts FTR: Firm Transmission Rights CMR: Congestion Management Reform IPS: Initial Preferred Schedules FS: Final Schedules PMI: Public Market Information [ENERGY PRACTICE LOGO] 8 [PEROT SYSTEMS LOGO] WHERE DO WE GO FROM HERE? - - Now till about March 15th, 2001: - CalPX will continue to provide scheduling services in the same format as they have provided before - - March 16 till March 30th, 2001: - SchedCo will provide its web based scheduling system in parallel with the existing system for operational testing and customer training - - April 1 and Beyond: - The new web-based scheduling system will be available for use - Additional Value added features will be integrated on a timely basis [ENERGY PRACTICE LOGO] 9 [PEROT SYSTEMS LOGO] SCHEDCO CONTACTS Dariush Shirmohammadi 626-537-3027 (dariush.shirmohammadi@ps.net) Dean Isa 626-537-3140 (dtisa@calpx.com) [ENERGY PRACTICE LOGO] 10