Search giant Baidu have offered $1.9bn (£1.25bn) to purchase the entire share capital of a major Chinese app store, 91 Wireless. Should the deal be accepted, this would be the largest acquisition in the history of China's online sector.

Price comparison website Moneysupermarket have claimed that Google's infamous Penguin and Panda updates last April have hurt their trading in the second quarter of the year, with lower visitors to the site impacting revenues.

The majority of chief executives believe advertising and media agencies have lost their way, according to a report by the Fournaise Marketing Group. 78% of the 1,200 CEOs polled believe that effective, measurable campaigns with return-on-investment (ROI) has been sacrificed - and agencies can't be trusted.

Publicis Groupe, the third-largest advertising and PR company in the world, has announced the purchase of Chinese social media network Net@lk, continuing in its five-year strategy to spend $4bn on digital companies in emerging markets.

Media investment giant GroupM has predicted that UK mobile advertising expenditure is set to rocket in 2014, encompassing one quarter of total ad-spend and one fifth of paid search.