About Walter Karl Interactive's Data Services
Online marketing has become an important channel in today's marketplace and a
very cost effective way to service your existing and new customers.

Walter Karl Interactive is dedicated to effectively accomplishing your direct
marketing goals. Through our parent company, InfoUSA, we supply the expertise to
maximize your multi-channel strategy.

In addition to Email Append Services, Walter Karl Interactive's Data Services also
include Consumer & B2B Email Append and Email Update Services.


About Walter Karl Interactive's Reverse Email Append Service
Do you have an email database of your website visitors or subscribers, but don't have their name and postal mailing address?

Would you like to be able to build a provile of your responders to help
improve your prospecting and acquisition efforts?


Walter Karl Interactive's Reverse Email Append Service allow you to enhance your
email records with a matching name and postal mailing address. With this
information, you can improve targeting for your email campaigns, learn more and
compare your responders vs. non-responders, or utilize multi-channel marketing
strategies.

Match rates for Reverse Email Append range from 25%-45%.

About the Walter Karl Interactive Email Append Database
Our database currently has approximately 140 million records. The database is
derived from multiple sources; including permission-based websites and survey
responses. The database is updated monthly. Each record includes name,
physical address, e-mail address and are 100% permission based.


With Walter Karl Interactive's exclusive Simultaneous Multi-Vendor Approach,
we can dramatically increase the results of your Email Updated program by
coordinating the processing of your file with other providers. Your results can
increase by as much as 100%, while you will still only have one point of contact,
on agreement and one invoice to worry about. Best of all, there is no delay in the
turnaround time for your project.


Data Enhancement Services Available
In addition to email address, you may also elect to have other data elements
appended to your customer database. A list of the available options is detailed
below.

As part of your email append, you may choose 3 selects to be appended to your
file at no additional cost. There is a small fee for appending additional data selects.

Available Selects Include:

   Mail Order Buyer
   Health Contributor
   Religious Contributor
   Political Contributor
   Environmental Contributor
   Combined Vehicle Value
   Number of Vehicles
   Owner/Renter
   Length of Residence
   Home Value
Work at Home Flag
Ethnic Code
Presence of Credit Card
Name, Gender, Marital, Age
Age of Head of Household
Estimated Household Income
Hispanic Surname
Number of Adults
Marital Status
Presence of Children

AMPlify™ results from your prospecting efforts


Append, Model, Prospect. Using one of the industries largest consumer &
business information databases, Yesmail can profile your online customers. We will
then use this profile to identify look-alike prospects within our permission-based
email list management properties.

Walter Karl Interactive is the industry's leading manager and developer of
e-mail databases.
You AMPlify™ campaign will use the industry's best
permission-based email lists. Currently, we manage over 85 partners contributing
over 150 million opt-in email addresses within our
WKI Masterfile and Yesmail
Network databases.


In addition to the selects that will be used to develop your AMPlify™ report, WKI
can cater to both consumer and B2B advertisers with additional branded email lists
offer over 750 different targetable selects.

Multi-Channel Marketing All records used in your AMPlify™ campaign are
available for multi-channel marketing campaigns. Each record contains the individual's full name & postal address, so you can use any combination of an
email campaign and postal mailing follow-up.
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