• Search Engine Journal, Thursday, March 5, 2009 5:15 PM

Google rolled out an expandable advertising format this week that lets marketers put more information into ads. Arnold Zafra summarizes the features based, in part, on information at an Google AdSense blog post.

The advertisements expand after someone clicks or interacts with them such as a rolling or mousing over the ad. The expandable ad feature is available to AdSense users in North America and Europe. Marketers need to enable the image ads feature in their AdSense account. "Earnings for these expandable ads can either be on a CPC or CPM basis," Zafra writes. "CPC revenues apply for actual visits to the ads landing page." He also provides a sample to demonstrate how the ad expands.

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