FOR IMMEDIATE RELEASE

PROS Revenue Management Announces Energy Profit Optimization Web Seminar Series

November 20, 2001-Houston- PROS Revenue Management, the world's leader in pricing and revenue optimization science and software, today announced a series of Energy Profit Optimization Web Seminars for the natural gas pipeline, storage, and trading industries in December.

PROS cordially invites you to attend this series which is scheduled as a set of four seminars as follows:
o December 5th: Pipeline Natural Gas Profit Optimization, 2:00 - 3:00pm Central Time
o December 6th: Storage Profit Optimization for Storage Operators, 2:00 - 3:00 pm Central Time
o December 6th: Storage Profit Optimization for Storage Traders, 3:30 - 4:30 pm Central Time
o December 7th: Trading Profit Optimization, 2:00 - 3:00 pm Central Time

Recently, a Wall Street analyst was quoted: "By 2001, companies that neglect to implement yield management techniques will become uncompetitive."  PROS Revenue Management solutions have been credited with delivering 6-8% incremental revenue and 20-100% incremental profits.   These Web seminars will allow industry leaders to learn from the experience PROS has gained in over 16 years of deploying these solutions.

These seminars will cover the basics of increasing revenues and profits while providing insight on how real-time data can be used to forecast demand elasticity and optimize profits.  Participants of previous PROS seminars have found these sessions to be extremely helpful in improving their business and making them more valuable to their respective organizations.

The Web format will allow participants to attend from remote locations, ask questions in real-time, and interact with the presenter through an Internet browser and toll-free telephone number.

This seminar is free of charge, spaces are limited for a first come first served basis.  More information and registration can be found at:  http://www.prosrm.com/events/energy_optimization_webcast_series.html, or send an email to AnnualConference@prosRM.com.  Interested participants will be contacted to receive conference access information.

About PROS
PROS Revenue Management is the world's leader in pricing and revenue optimization solutions and the pioneer and dominant provider of revenue management to the airline and energy industry. PROS provides system solutions to the airline, energy, cargo, rail, healthcare, and broadcast industries, and has licensed over 235 systems to more than 95 clients in 39 countries. PROS' clients include 15 of the top 25 carriers in the airline industry.

The PROS mission is to maximize the revenue of each client using PROS' world-leading revenue management science, systems solutions, and best practices business consulting. PROS' clients report annual incremental revenue increases of 6-8% as a result of revenue management. PROS' solutions forecast demand, optimize inventory, and provide dynamic pricing to maximize revenue.

Founded in 1985 in Houston, PROS Revenue Management has a six-year compounded revenue growth of 40%, in large part due to the intellectual capital of its staff. Nearly half of PROS' professional staff has advanced degrees and the staff speaks a cumulative total of 26 languages. The company is profitable with Year 2000 revenue of $29 million. For more information on PROS Revenue Management, please visit www.prosRM.com or call 713-335-5151.

Candy Haase
3100 Main Street, Suite 900
Houston, TX 77002 USA
713-335-5253
713-335-8144 fax
info@prosRM.com / www.prosRM.com