Ghostery Privacy Browser Extension
Browser plugins work to help circumvent identity and block trackers. Ghostery is a (free) plugin available for popular browsers including Safari, Firefox, Chrome, Internet Explorer, Opera, iOS and Android which identifies and can block over 2,000 online tracking services included in its' database. Ad blockers and privacy extensions are also recommended aids in blocking and restricting collection of data by ad networks which enables visitor targeting, tracking and reporting of impressions.