DoubleClick to Provide Exclusive Ad Sales Representation to idealab! Venture

Boston, Mass. and New York, NY (January 25, 2000) - Intranets.com (www.intranets.com), provider of the world's first free intranet portals, and DoubleClick, Inc. (NASDAQ: DCLK), the industry's leading global Internet advertising solutions company, today announced that Intranets.com will join DoubleClick's Select Business Network in its small business affinity. DoubleClick's Select Network represents premium Web sites in exclusive advertising and sponsorship sales relationships.

As part of the DoubleClick Select Network, Intranets.com will use DoubleClick's DART (Dynamic Advertising Reporting and Targeting) ad serving technology. Advertisers will have the ability to target messages directly to the growing community of small and medium-sized businesses and organizations that use Intranets.com's free services for group communication and collaboration, including document sharing and scheduling.

"We look forward to adding Intranets.com to our small business affinity. We identified Intranets.com as a key vehicle for delivering impactful advertising to a growing audience of small businesses and organizations," said Jeffrey Silverman, Publisher, DoubleClick Business. "Uniquely, Intranets.com links advertisers to active business sites being used by thousands of entrepreneurs, small business owners and employees."

"The partnership with DoubleClick allows us to confidently turn over our advertising sales to DoubleClick, a company with the largest and most powerful sales force on the Internet," said Rick Faulk, Vice President of Marketing of Intranets.com. "This partnership allows Intranets.com to concentrate on our core business of delivering a quality product to the businesses and organizations who use our services."

About DoubleClick Inc. DoubleClick Inc. (www.doubleclick.net) is a leading provider of comprehensive global Internet advertising solutions for marketers and Web publishers. Combining technology, media and data expertise, DoubleClick centralizes planning, execution, control, tracking and reporting for online media campaigns. Abacus Direct, a division of DoubleClick Inc., manages the Abacus Alliance, the nation's largest proprietary database of consumer buying behavior used for target marketing purposes on the Internet and through direct mail. DoubleClick Inc. has global headquarters in New York City and maintains over 30 offices around the world.

About Intranets.com
Intranets.com is the world's leading provider of on-demand collaboration services for small businesses or departments and groups inside large organizations. The company serves more than 350,000 users across 10,000 companies worldwide and offers a secure, web-based collaboration suite to share critical business information quickly and easily at any time from anywhere. Privately held and profitable, Intranets.com is led by an experienced team of software industry professionals who are committed to providing a secure, customizable, easy-to-deploy intranet solution supported by world-class customer service. Intranets.com is a PC Magazine "Editor's Choice" winner and is rated one of the world's "Top 25" leading service providers by ASPNews. The company has also been ranked by the Boston Business Journal as one of the fastest growing private companies in Massachusetts for two consecutive years. For more information or to take a FREE 30-day test drive, visit http://www.intranets.com/pr, e-mail corpsales@intranets.com or call 888-932-2600 or 781-565-6000.

About idealab!
idealab! (www.idealab.com ) identifies, creates and operates Internet businesses. Founded in March 1996 by Bill Gross, idealab! currently has approximately 50 businesses in various stages of development. idealab! generates ideas for new Internet businesses and creates, capitalizes and operates a separate company to conduct each new business. Actively participating in the on-going operations of its network companies through board representation, information sharing and facilitating collaboration among the companies, idealab! also recruits management to oversee the day-to-day operations allowing senior management to concentrate on executing the business plan. Additionally, idealab! provides each operating company with a full range of operational support services including office space and the accompanying network infrastructure, technology, graphic design, marketing, competitive research, legal, accounting and business development services. idealab! public companies include eToys (Nasdaq: ETYS), GoTo.com (Nasdaq: GOTO), CitySearch (TMCS), NetZero (Nasdaq: NZRO) and Tickets.com (Nasdaq: TIXX).

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Press Contact:

Colin Smith
Director of Public Relations
408.566.5694

Intranets.com is a trademark of Intranets.com, Inc. idealab! is a registered trademark of idealab!, Inc. Inc.com and Click of Approval are trademarks of the Goldhirsh Group, Inc. Other product and company names herein may be trademarks of their respective owners.