PPC roundup: April 2012

Paid search is on the rise, accounting for almost 50% of all the revenue driven through online marketing, and Bing Ads has deployed (5-star) ratings. Google’s been quite busy expanding Trusted Stores to AdWords, revamping its location targeting options, providing the ability to track conversion data from ad extensions, reducing our options for ad rotation and rolling out AdWords for video on YouTube — finally, we discuss the advertising potential of Google Glass.