1.   Both state and federal regulators have been watching DoubleClick Inc., which tracks Internet users on an anonymous basis to help companies target their marketing.

2.   But, they add, the profiling software does not track individual users by name.

3.   In recent weeks, debate has emerged over new technologies that have been deployed to allow companies to track individual users on the Internet.

4.   It is the job of McFarland and others in the business of tracking users to determine just how ordinary the Web is becoming.

5.   Kelley contends that in-depth research tracking online users does not go back far enough to account for seasonal factors.

6.   The agreement calls for the participating Web sites to track their users so that advertisements can be precisely aimed at the most likely prospects for goods and services.

7.   The computing world flew into a tizzy when it was discovered that an identifier on every Pentium III could be used to track computer users online.

8.   The cookie continues to track the user, noting every visit to a site featuring DoubleClick ads.

9.   The site will allow Sony to track users according to time of day, music type and ZIP code.

10.   Then there was its retreat, under fire from privacy guardians, from plans to identify and track Web users.