Eyeota helps publishers build and segment their audience data and then monetize it through the eyeota data marketplace
The BlueKai Data Exchange enables partners to buy and own data to boost ad targeting across any media.
Data driven marketing advertising program provides social media sites with advance targeting
A pingback is one of four types of linkback methods for Web authors to request notification when somebody links to one of their documents. This enables authors to keep track of who is linking to, or referring to their articles.
Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.
Open graph description entity tag
Sites who has this tag are verfied by google to use WebMaster tools