Next month, Google will bring the +1 button to AdSense and display ads in the Google ad network. One click will give consumers the ability to recommend an ad, making it appear to their social
connections similar to the way articles appear in search results. The button will begin to appear on AdSense for content and AdSense for mobile content display ad formats such as image, animated gif,
and Flash ads. Google has also made an opt-out button available.
Read the whole story at Google AdSense »