---------------------- Forwarded by Smith L Day/HOU/ECT on 04/30/2001 02:00 
PM ---------------------------


"Patterson, Mark" <MPatterson@ercot.com> on 04/30/2001 01:33:41 PM
To: "Day, Smith" <Smith.L.Day@enron.com>
cc: "Adams, John" <JAdams@ercot.com> 
Subject: Ancillary Service Test




Enron Power Marketings Ancillary Services Test has been rescheduled for this 
Thursday, May 3.? The individual test schedule is as shown.

Balancing:????? ??????? Starting?? 8:00 am 
Responsive Reserve:???? Starting 11:00 am 
Regulation:???? ??????? Starting??????? ? 2:00 pm 
Non-Spin:?????? ??????? Starting?? 4:00 pm 


ENRON Power Marketing - QSE A/S testing - Enron contact: Alan Chen - 
713-853-7027 

Thanks 
Mark Patterson 
Senior Client Representative 
ERCOT 
Phone# (512)-248-3912 
Cell# (512)-694-1714