Google has expanded its pay-per-action advertising beta for AdWords. Advertisers can choose how much they want to pay for a user to complete a pre-defined action like a purchase, newsletter sign-up, or other conversion. Publishers must agree to that
In The May 2007 issue of Glamour Magazine, 38% of the advertisements presented an online call to action and 74% referenced a web address. Simple commands, such as “Visit” or “Shop,” accounted for 20% of the calls-to-action online.
Google China allowing users to find news by first searching for images carried within articles. Google's move was mainly aimed at catching up with Baidu which already offers a similar search function.