1. CCWG April 28 th Meeting CCWG Update to COPS May 12, 2009 1

2. CCWG April 28 th Meeting First Voting Item SCR 755, ERCOT Website Improvements SCR includes a list of improvements to be made to the ERCOT website These improvements were created as a result of the 2008 Market Participant Survey Vote to accept the Recommendation Report, Impact Analysis, and possibly the Cost Benefit Analysis 2

3. CCWG April 28 th Meeting Second Voting Item COPMGRR 011, Updates to include the implementation of Project Number 70006-02 Website Enhancements for ERCOT Outages Changes Guide to reflect the process ERCOT will follow when communicating unplanned Retail and Wholesale System Outages to the Market and some administrative cleanup Unplanned Outages and Extract Issues will be identified on ERCOT.com under “View Data And Reports” A red flag icon will appear to the right of the “Notices” header when an ERCOT Retail or Wholesale system is currently unavailable or there is an extract issue Describes when a System Generated Market Notice versus a non- System Generated Notice will be used and shows samples Vote to accept the Recommendation Report and the IA 3

4. CCWG April 28 th Meeting ERCOT Communications and ERCOT Website Focus Surveys CCWG is assisting ERCOT in the development of a survey that will focus on the ERCOT Website, ERCOT.com, and communications from ERCOT to MPs to gather more specific information Currently reviewing and developing survey questions 4

5. CCWG April 28 th Meeting COPMGRRs COPMGRR 012, Disputes and Data Extract Variances Impact Analysis and Recommendation Report will be considered by CCWG in May COPMGRR 013, Update to Section 3, Organizational Structure Impact Analysis and Recommendation Report will be considered by CCWG in May 5

6. CCWG April 28 th Meeting Documentation of ERCOT Invoice Process Create a Zonal Section 8, ERCOT Invoice Process Include Ad-hoc Invoice Process Include the Invoice Process Flow Chart Update Appendix A, Market Notice Communication Process, to include or refer to Market Notices for Ad- hoc Invoices NOTE: The ENRON Payout Invoice, posted 4/27/09, was the first example of an Ad-hoc Invoice to follow the new process 6

7. CCWG April 28 th Meeting Commercial Operations Market Guide Section 5, Commercial System Model - On hold, waiting on Nodal update to ERCOT Market Guide Section 7, Inputs to Settlement Process and Data Aggregation - Currently reviewing Load Aggregation section Section 8, Settlement Statement and Detail - Currently being worked on Section 9, Short Pay and Market Participant Default Process - In the planning stage Section 10, Congestion Revenue Rights - On hold, waiting on development of the CRR Users’ Guide 7

8. CCWG April 28 th Meeting Next meeting is: May 26 th Conference Call / WebEx Only; 9:30am – 12:30pm Agenda Continuation of COPMG Development ERCOT Communications and Website Focus Survey Development Consideration of COPMGRRs 12 & 13 Any Questions? 8