1. Confidential and Proprietary © 2002 All rights reserved. October 19, 2015 Texas Market Notification Update

2. Confidential and Proprietary © 2002 All rights reserved. Presentation Agenda Project History Objectives Introduction of Volunteers Deliverables Examples 1 2 3 4 5 Q & A 6

3. Confidential and Proprietary © 2002 All rights reserved. Introduction of Volunteers 1 Section

4. Confidential and Proprietary © 2002 All rights reserved. Neil EddlemanTexas Energy Association for Marketers Rebecca DupontGexa Energy Project Volunteers Seasoned market participants representing a wide array of knowledge and experience Felicia BellTexas Commercial Energy Volunteers B. J. FlowersTXU Brett HarperFirst Choice Power Leanne HaydenRepublic Power Jamie LavasERCOT

5. Confidential and Proprietary © 2002 All rights reserved. Project History 2 Section

6. Confidential and Proprietary © 2002 All rights reserved. »Market lacks a clearly defined Market Notification process »Approaches and methods used for Market Notification vary widely among market participants »Information provided under today’s approach varies widely, requiring multiple exchanges between participants to obtain adequate detail pertaining to an issue or event »Not all market participants receive or are made aware of an event or situation and subsequent resolutions Market benefits from: Common Format Consistent Approach Centralized Point of Generation, Delivery, Archiving and Review Documented Events and Resolutions for FAQ’s and Project Requirement Definition Background

7. Confidential and Proprietary © 2002 All rights reserved. »There is no central repository for Market Notifications documenting the event and resolutions for future reference or in support of market requirements for new or ongoing projects Market benefits from: Common Format Consistent Approach Centralized Point of Generation, Delivery, Archiving and Review Documented Events and Resolutions for FAQ’s and Project Requirement Definition Background

8. Confidential and Proprietary © 2002 All rights reserved. Objectives 3 Section

9. Confidential and Proprietary © 2002 All rights reserved. »Develop and propose a solution that supports Market Notification for both business and technical events for use by all market participants »Keep it simple yet effective »Provide for a centralized market location for generation, update, archive and review »Provide Market Notification procedures defining application and process »Leverage existing ERCOT services for delivery and management Group Objective Activity Focus: Deliver Process not a Strawman Reduce the amount of overhead associated with market emails Provide a framework that can be leverage for information resource and market documentation

10. Confidential and Proprietary © 2002 All rights reserved. Deliverables 4 Section

11. Confidential and Proprietary © 2002 All rights reserved. »Market Notification Procedural Guide »Market Notification Quick Reference Process Flow Diagram »Market Notification Communication Form »Basic Technical Specifications for Implementation Deliverables Market Notification Package

12. Confidential and Proprietary © 2002 All rights reserved. Examples 5 Section

13. Confidential and Proprietary © 2002 All rights reserved. Documentation Market Notification Procedural Guide Outlines Market Notification Requirements Defines events to be reported Outlines process for submitting a Market Notification

14. Confidential and Proprietary © 2002 All rights reserved. Process Flow Market Notification Quick Reference Flow Chart

15. Confidential and Proprietary © 2002 All rights reserved. Market Notification Form Market Notification Simple Standard and Consistent Adequate Detail

16. Confidential and Proprietary © 2002 All rights reserved. Q & A 6 Section