*******TEXAS NODAL MARKET NOTICE*******

NOTICE DATE:  July 20, 2010

NOTICE TYPE:  Market Trials

SHORT DESCRIPTION: UPDATE: Modifications to the Bi-Weekly TSP Nodal Engagement Market Calls

INTENDED AUDIENCE:  TSP Account Executives and Project Managers, ROS, NATF

DAY AFFECTED:  July 26, 2010, 09:30 – 15:30 (CDT) and August 4, 2010, 15:00 – 16:30 (CDT)

LONG DESCRIPTION:  As a result of discussions and feedback with the TSP community, ERCOT has made revisions to the scheduled TSP Nodal Engagement Market Calls. The following bullets detail those changes and will be reflected on the ERCOT calendar later this week located at http://www.ercot.com/committees/nodal/mt/.

· On July 26, 2010, from 09:30 – 15:30 (CDT), ERCOT will host an in-person TSP Workshop. The focus of this meeting will be on the TSP issues list

· Starting on August 4, 2010, ERCOT will increase the frequency of the Bi-Weekly TSP Nodal Engagement Market Call to occur every week. The time and duration of the meeting will remain unchanged, starting at 15:00 – 16:30 (CDT) every Wednesday

ADDITIONAL INFORMATION: WebEx Information for both meetings are included below.

TSP Issues List Workshop

Any documents presented in this meeting will be posted in the ERCOT Calendar located at http://www.ercot.com/calendar/2010/07/20100726-TSP. See below for WebEx meeting details:

Topic: TSP Issues List Workshop
Date: Monday, July 26, 2010
Time: 09:30 – 15:30 (CDT)
Meeting Number: 358 812 973
Meeting Password: TSP_Wshp_072610*

Please click the link below to see more information, or to join the meeting.

To join the online meeting:

1. Go to https://ercot.webex.com/ercot/j.php?J=358812973&PW=NNmIyNWUzNDQ3
2. Enter your name and email address.
3. Enter the meeting password: TSP_Wshp_072610*
4. Click "Join Now".

To join the teleconference:

Call-in toll-free number (US/Canada): 866-469-3239
Meeting Number: 358 812 973

TSP – Nodal Engagement Market Call

Any documents presented in this meeting will be posted in the ERCOT Calendar located at http://www.ercot.com/calendar/2010/08/20100804-MT. See below for WebEx meeting details:

Topic: TSP - Nodal Engagement Market Call
Date: Wednesday, August 4, 2010
Time: 15:00 – 16:30 (CDT)
Meeting Number: 359 087 587
Meeting Password: Tsp123!!

Please click the link below to see more information, or to join the meeting.

To join the online meeting:

1. Go to https://ercot.webex.com/ercot/j.php?ED=135523622&UID=1003333377&PW=NOTZhNDRmNTE2&RT=MiM3
2. Enter your name and email address.
3. Enter the meeting password: Tsp123!!
4. Click "Join Now".

To join the teleconference:

Call-in toll-free number (US/Canada): 866-469-3239
Meeting Number: 359 087 587

CONTACT:  If you have any questions, please contact either the Market Trials team by email at [log in to unmask] or your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask].

If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

kd