NOTICE DATE: September 15, 2015 NOTICE TYPE: M-A091515-01 Extracts SHORT DESCRIPTION: External Web Services Modification Workshop III INTENDED AUDIENCE: ERCOT Market Participants DAY AFFECTED: September 29, 2015 1:30 PM - 4:00 PM LONG DESCRIPTION: The Market Information System User Group (MISUG) will host a third workshop on Tuesday, September 29, 2015 from 1:30 pm to 4:00 pm to allow Market Participants and their technical resources to discuss the current and future state of ERCOTs External Web Services (EWS) for report and data retrieval. ERCOT requests that Market Participants submit questions to be addressed in the meeting prior to September 29th. Please submit questions to Market Information Services so that ERCOT may be prepared to discuss during the forum. Agenda Topics: * Demonstration of WebSockets - Broadcast of price data * Discuss requirements for notification of report publication and self-service subscriptions ERCOT asks that Market Participants interested in participating on site to RSVP via email to [log in to unmask]<mailto:[log in to unmask]>. WebEx details are available below for those participating remotely. Please forward to anyone in your entity that utilizes ERCOT API Digital Certificates or services. ADDITIONAL INFORMATION: The WebEx workshop details are as follows: Topic: MISUG External Web Services Modification Workshop III Date: Tuesday, September 29, 2015 Time: 1:30 PM - 4:00 PM Location: ERCOT Austin Room 168 WebEx URL: https://ercot.webex.com Meeting Number: 621 670 094 Meeting Password: Ews3 Dial in Number: 1-877-668-4493 The meeting notes from both the November 14, 2014 workshop and the March 30, 2015 workshop are posted under the on March 30, 2015 meeting<http://www.ercot.com/calendar/2015/3/30/55403-MIS-WORKSHOPS> on ERCOT.com. CONTACT: If you have any questions, please contact 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]<mailto:[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. sa