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Tessera Enterprise Systems and The Polk Co. Announce Partnership

11 August 1999

Tessera Enterprise Systems and The Polk Company Announce Strategic Partnership
           Revolutionizing the Relationship Management Capabilities
                          of the Automotive Industry

    WAKEFIELD, Mass., Aug. 11 -- Tessera Enterprise Systems,
Inc., a leading provider of relationship management solutions and The Polk
Company, an expert in multi-dimensional information solutions for the
automotive industry, are pleased to announce the formation of a strategic
partnership to provide relationship management solutions to the automotive
industry.  Tessera's longstanding success in building customer-centric data
warehouses, data access environments and analytic capabilities combined with
Polk's deep automotive experience and robust data resources create a powerful
team able to provide high-value, action-oriented solutions to automotive
manufacturers.  The partnership capitalizes on Polk's automotive data assets
and Tessera's technical expertise.
    "We are very excited about this partnership as we believe it represents a
unique opportunity to revolutionize relationship management in the automotive
industry.  Polk's knowledge of the automotive market, its well-documented
success as a consultant, information provider and as the primary statistician
for the automotive industry makes this a great alliance.  Our core
competencies are highly complementary and together we will add significant
value to the automotive industry's relationship management capabilities," said
Tim Hult, Chief Executive Officer, Tessera Enterprise Systems.
    "Polk is well known for its industry-leading global automotive information
solutions.  Our partnership with Tessera allows us to leverage those systems
with Tessera's experience in constructing and implementing industrial strength
marketing databases, giving our clients the absolute best solution for
addressing today's demanding environment," said Joe Kovach, Senior Vice
President, CIO, The Polk Company.
    The partnership represents the second phase of the relationship between
Tessera and Polk.  Tessera is currently working with Polk to re-design its
data delivery process resulting in an open systems architecture that will
support one of the largest data stores in the world.  Upon completion of the
project, Polk will be able to dramatically reduce the time needed to refresh
data as well as significantly improve the timeliness of business intelligence
delivery to its customers.  The companies are also working together to
redefine how business intelligence data is purchased, delivered and used
within the automotive industry.

    About Tessera Enterprise Systems
    Tessera Enterprise Systems is a pioneer in the field of customer
relationship management (CRM) solutions. Tessera's solutions incorporate
marketing strategies, quantitative services, and data warehousing technologies
that enable its clients to make better decisions and better manage their
relationships with their own customers.  Tessera's Fortune(R) 1000 clients
represent financial services, insurance, direct marketing, health care,
utilities, communications, and retail industries.
    For more information contact Susan Ellis, director of corporate marketing,
at 781-716-1017, or by email sellis@tesent.com.

    About Polk
    Polk provides multi-dimensional intelligence information solutions to
companies as the primary statistician for the motor vehicle industry; as a
direct-marketing resource; as a supplier of demographic and lifestyle data and
database-marketing services; as a publisher of city directories; and as a data
enabler for geographic information systems.  Based in Southfield, Mich., Polk
is a privately held firm founded in 1870 that is expanding globally, currently
operating in the United States, Canada, England, France, Germany, Australia,
Spain, Holland and Costa Rica.
    For more information contact Dan Willis, director of public relations, at
248-728-7827, by email dan_willis@polk.com, or by pager at 1-800-406-8457.