With smartphones bridging the gap between physical and digital worlds, this month we take an in-depth look at how marketers can ensure their offline calls-to-action drive maximum mobile interaction.
In the display sector, Yahoo's new army of Tumblr bloggers gives it an extra 120 million daily impressions to sell targeted interest-based ads through its network- time for Google to be worried?
May also saw Facebook muscle in on YouTube's territory with plans for video ads, while Twitter's Vine videos are getting people sharing in droves- with savvy brands making smart use of the 6-second format.
Alongside a myriad of product launches at its developer conference, Google got tough on search spam with Penguin 2.0, while a 5-year feud between Interflora and M&S ended with a landmark ruling against bidding on trademarked terms in AdWords.
To round off the month, we have a special video report featuring Harper Reed, the genius behind the Obama 2012 campaign, and what marketers can learn from his 'micro-listening' techniques that helped win the US election.