Donnelley Marketing Forms E-Marketing Alliance with Annuncio Software.

Business Editors and High-Tech Writers

OMAHA, Neb.--(BUSINESS WIRE)--May 25, 2000

Agreement Enhances Donnelley's Email Marketing

and E-Campaign Management Services

Donnelley Marketing, an infoUSA company (NASDAQ: IUSA), the leading provider of proprietary business and consumer content, data enrichment, analytical and client information services and Internet marketing solutions announced today an Internet marketing alliance with Annuncio Software, a provider of e-marketing automation software and services.

Through this alliance, Donnelley will enhance its ability to provide its clients with leading edge, comprehensive e-marketing capabilities. By combining Donnelley's powerful MarketZoneDS capabilities and its standard-setting data enrichment, analytical and client information services with Annunico's sophisticated campaign management solutions, clients can more effectively leverage the Internet to build long-term, personalized relationships with their customers.

Michael Morreale, executive vice president of Donnelley Marketing, commented, "An e-marketing alliance between Annuncio and Donnelley makes great strategic sense. Opportunities for e-marketing and e-campaign management are growing exponentially as a result of email's ability to deliver true real-time interactions and offer a strong return on investment. The union of Donnelley's eCRM and database marketing capabilities with Annuncio's state-of-the-art client facing e-marketing solutions will bring considerable value to our B2B and B2C clients."

"Businesses today seek robust e-marketing solutions to help them engage their customers and build long-term relationships for increased customer satisfaction and loyalty," said Dawn Neisser, vice president of business development for Annuncio Software. "Donnelley Marketing is a leader in Internet-enabled marketing information systems, and we're excited that they will be recommending Annuncio to their clients for the development and management of innovative e-marketing campaigns."

About Annuncio Software

Annuncio Software provides customer interaction software and services that enable companies to turn prospects into customers and build long-term, personalized relationships that drive revenues and profitability. The Annuncio suite of e-marketing applications allows business users to define, automate and analyze personalized marketing campaigns and merchandising programs. Companies ranging from Internet startups to global enterprises use the Annuncio suite of e-marketing applications to initiate a broad range of proactive customer interactions and act quickly to capitalize on market opportunities. Annuncio also provides professional services for marketing consulting, implementation services and customer support and Annuncio ToGo(TM), a full-service hosting option that offers Annuncio Live on a hosted basis. Headquartered in Mountain View, California, Annuncio can be reached on the World Wide Web at www.annuncio.com or by calling [phone].

About Donnelley Marketing

Founded in 1917, Donnelley Marketing (an infoUSA company) is one of the nation's leading direct marketing solutions companies. They provide their clients with innovative, accurate and time-sensitive solutions to build lasting one-to-one relationships with their customers. These solutions include the industry's most accurate and comprehensive business and consumer content, as well as standard-setting data enrichment, analytical and client information services. Donnelley serves clients in the e-commerce, financial services, merchant (catalog/retail), telecommunications, insurance and packaged goods industries. These clients use the company's products and services for direct marketing, telemarketing, sales and marketing planning, lead generation, customer analysis and eCRM/CRM applications. The company's headquarters are located at 5711 South 86th Circle, PO Box 27347 Omaha, Neb., 68127-0347. Donnelley Marketing can be contacted at [phone]. For more information on Donnelley Marketing or infoUSA, please visit the companies' web sites at www.donnelleymarketing.com and www.infoUSA.com.

Statements in this announcement other than historical data and information constitute forward looking statements that involve risks and uncertainties that could cause actual results to differ materially from those stated or implied by such forward-looking statements. The potential risks and uncertainties include, but are not limited to, recent changes in senior management, the successful integration of recent and future acquisitions, fluctuations in operating results, failure to successfully carry out our Internet strategy or to grow our Internet revenue, effects of leverage, changes in technology and increased competition. More information about potential factors that could affect the company's business and financial results is included in the company's filings with the Securities and Exchange Commission.