04-12-2008, 10:27 AM
Quote: After two years of collecting anonymous data about 140 million online shoppers from 375 retail and manufacturer web sites, aCerno launched this week as a pay-per-action network that selects which banner ads to display much as Google chooses which paid ads appear on search pages: by how much the advertiser is willing to pay and how likely an ad is to lead to a sale.
The company claims it is the first online network that uses actual consumer purchase and web browsing behavior to determine which ads to display. When a consumer first arrives at one of the participating retailer or manufacturer web sites, the system places a cookie on his browser with a unique ID number, enabling aCerno to track the individuals subsequent online activity...
full article: http://www.internetretailer.com/dailyNews.asp?id=26029