1. Market Metrics Working Group RMS Update: June 13, 2007

2. May 31 MMWG Meeting  DRAFT Performance Measures Rulemaking – APPROVAL STILL PENDING Measure A-1: Customers Served by REPs Measure A-1: Customers Served by REPs AREP references removedAREP references removed Measure A-2: Number of Active REPs Measure A-2: Number of Active REPs UnchangedUnchanged Measure B-1: Customer Enrollment Success Rate Measure B-1: Customer Enrollment Success Rate

3. May 31 MMWG Meeting  Measure B-1: Customer Enrollment Success Rate ERCOT will report at market summary level ERCOT will report at market summary level Will only be required to report by REP and by TDU if performance falls below 98% success rateWill only be required to report by REP and by TDU if performance falls below 98% success rate Measures the following end-to-end processes: Measures the following end-to-end processes: SwitchesSwitches Move-InsMove-Ins Standard Move-InsStandard Move-Ins Move-OutsMove-Outs

4. May 31 MMWG Meeting  Measure B-2: Meter Read and ESIID Database Management Transaction Success Rate ERCOT will report at market summary level ERCOT will report at market summary level Will only be required to report by REP and by TDU if performance falls below 98% success rateWill only be required to report by REP and by TDU if performance falls below 98% success rate Measures… Measures… Ad Hoc Historical Usage RequestsAd Hoc Historical Usage Requests Meter ReadsMeter Reads ESIID Creation and Maintenance RequestsESIID Creation and Maintenance Requests

5. May 31 MMWG Meeting  Measure B-3: Field Performance Billing Success Rate measure eliminated Billing Success Rate measure eliminated Will include ERCOT service availability Will include ERCOT service availability Monthly DNP reporting incorporated Monthly DNP reporting incorporated TDSPs will report on: Move-Ins, Priority Move-Ins, Move-Outs, Disconnects, Reconnects, Same-day Reconnects, Meter Re-Reads and Off-Cycle Reads TDSPs will report on: Move-Ins, Priority Move-Ins, Move-Outs, Disconnects, Reconnects, Same-day Reconnects, Meter Re-Reads and Off-Cycle Reads Also included Estimates for Reasons Other then Denial of Access Also included Estimates for Reasons Other then Denial of Access Market recommended this be removed and handled with RMS report insteadMarket recommended this be removed and handled with RMS report instead Staff agreed to reconsiderStaff agreed to reconsider

6. May 31 MMWG Meeting Measure B-4: Inter-Company Invoices Measure B-4: Inter-Company Invoices UnchangedUnchanged

7. May 31 MMWG Meeting Measure B-5: Inadvertent Gains Measure B-5: Inadvertent Gains Place holder only – no information includedPlace holder only – no information included Waiting for guidance from IGTFWaiting for guidance from IGTF CR & TDSPs voiced concern about including in Performance MeasuresCR & TDSPs voiced concern about including in Performance Measures Market-level reporting would be more appropriate as significant improvements are being made as a result of the task force Market-level reporting would be more appropriate as significant improvements are being made as a result of the task force Don’t feel a long term measure is needed Don’t feel a long term measure is needed Staff agreed to reconsiderStaff agreed to reconsider

8. Next Steps  Rule should be …. Posted by Staff on June 15 Posted by Staff on June 15 Published at June 22 Open Meeting Published at June 22 Open Meeting  MMWG & PUCT will co-host workshop in July  Rule could be adopted end of July

9. MarkeTrak Reporting  Day-to-Day Summary Level  IAG Detail  DEV Summary Level