CHICAGO, February 20, 2001 -- R.R. Donnelley & Sons Company [NYSE:DNY] is offering the new Understanding the New Rates: Rate Case 2000 booklet, which addresses the final United States Postal Service (USPS) rate increases, including new charts of the approved rates and up-to-date information. R.R. Donnelley, Experian and The Direct Marketing Association have authored the useful and informative 40-page booklet, which is an important resource for publishers, catalogers, retailers and direct marketers who are interested in postal issues that can affect their business as they face the challenges of the rate increases. As a printing industry leader and the largest commercial customer of the USPS, R.R. Donnelley is in the business of providing the best possible service to its customers and represents them collectively to the USPS. Complimentary booklets are available toll-free at (800) 742-4455 or online at www.rrdonnelley.com/services or www.donnelleylogistics.com/news/postalrates/BookRequest.htm.