Directions can be found here . The opt-out option will, however, make the accuracy of future bestseller list questionable. Almost everything you do on the Internet leaves a trail which can be tracked in detail. You also reveal personal information to make purchases, register to enter a site, etc., which creates databases of detailed info that companies track, referred to as data surveillance. There is also the posibility that the information you give for one purpose might be used for another.
Privacy is one of customers major concerns about the system.
The FTC is addressing rulemaking and methods of implementation at this time. Rules are to be enacted by April 2000 according to law. The Direct Marketing Association has established a new set of privacy practices for it's members. This applies to all DMA members and will have an impact on companies doing business on the Internet. It also includes using the DMA's Mail Preference Service and Telephone Preference Service , two nationwide name removal services.