sounds interesting though,.but how ?
Facebook’s (s fb) approach to advertising can feel incoherent, especially when it flings random marketing messages all over a user’s page. In recent months, however, the social network has introduced tools that make its ad operation more sophisticated — and are likely to net it much more money.
News of the latest tune-up came on Tuesday as Facebook(s fb) announced it will let marketers buy “sponsored stories” in a user’s News Feed on the basis of websites that the user has previously visited. Until now, Facebook only let brands buy stories based on a user’s profile — which is created from information the user told Facebook (age, location, “Likes” and so on).
The opportunity to use so-called “retargeting” is likely to be a hit with advertisers who regard ads based on a person’s browsing history to be especially effective and who consider Facebook’s news feed to be prime real estate. One industry executive
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