Just about everyone has experienced the ubiquitous product ad that follows you from site to site as you navigate around the web, whether it is a camping tent or a pair of Jimmy Choo shoes. Retargeting, sometimes referred to as remarketing, is a form of behavioral marketing that utilizes online tracking. A person visits an e-commerce website page containing a small text file, generally a JavaScript tag, which places a cookie in the Web browser the web browser the person is using to visit the site. The cookie may be keyed to the web page for a specific product, a shopping cart or a home  ...