Web browsers allow you to exercise some control of cookies through the browser settings. Most browsers enable you to block cookies or to block cookies from particular sites. Browsers can also help you to delete cookies when you close your browser. You should note however, that this may mean that any opt-outs or preferences you set on the site will be lost. To find out more about cookies, including how to see what cookies have been set and how to manage and delete them, visit www.allaboutcookies.org which includes information on how to manage your settings for the major browser providers.