A survey released by Turn and Forbes Insight shows that almost three-quarters of marketers (74 percent) said they were able to achieve a competitive advantage in capturing customer engagement and loyalty, while less than a quarter (24 percent) believed they were able to do the same with strategies led through limited data.

Morrisons' chairman Andrew Higginson says the ads of the big-four supermarkets "only talk to one another rather than directly to consumers." "While the discounters have successfully stuck to customer engagement, the big four supermarkets have been too guilty of backing the mantra of improving returns," said Higginson.

Argos is to open 10 digital stores in Sainsbury's supermarkets. The agreement gives Sainsbury's customers access to new format Argos digital hubs where they can buy over 20,000 non-grocery products in store via tablets, or reserve online for collection within 48 hours. A further forty thousand products will be available for home delivery.

Sky will launch its own mobile network next year after signing a wholesale deal with O2, in a move that could help convince competition watchdogs that Hutchison Whampoa should be allowed to buy the mobile operator. The deal, which overturns Sky's long-standing aversion to mobile, will be seen as mostly defensive, as arch-rival BT prepares to take over EE.

Christian Harris, Deezer's UK and Ireland managing director, is leading the process and has contacted agencies with the brief. A company spokesman said it would invest millions in advertising in the UK over the next three years. The campaign will kick off with digital and TV ads in the second quarter of the year. This is the first time it has sought advertising support.

Facebook will push investment into improving its measurement tools to reassure marketers of its value in 2015 after the company's fourth-quarter results showed a sharp increase in ad revenue. During the brand's earnings call on Wednesday, COO Sheryl Sandberg said that encouraging brands to invest more in Facebook's ad platform will be the biggest "challenge and opportunity" of 2015.

Havas Worldwide is ditching its EHS agency brand and introducing a new global network called Helia to house its data and digital businesses. As well as Havas EHS, Helia will incorporate the Havas Discovery agencies in the U.S. The network will open with combined data-driven revenue of more than $70 million from clients including Unilever, easyJet, IBM, Diageo and Sony PlayStation.

Advertising provides GBP187 worth of media, culture and sport to each UK household every year, according to a report commissioned by the Advertising Association. The report examined advertising on television, radio, online services, newspapers and magazines. Between them the AA and Warc estimate these industries benefited from GBP14.337 billion of ad spend in 2013 (AA/Warc Expenditure Report). The report estimates the total individual value attributed to advertising is GBPGBP9.4 billion.

Twitter has introduced its video platform, which allows real-time opportunities to upload content creating new opportunities for brands. The videos will be 30 seconds long and allow users to upload, edit and share clips directly on the platform, according to the company blog. Twitter will now also allow group direct messages. Earlier in January a Twitter spokesperson had announced that 2015 will be a big year for video, during its Twitter4Movies event.

EasyJet's head of marketing Ian Cairns says its marketing strategy for the year ahead will be focused on attracting customers away from premium airlines such as British Airways rather than becoming overly focused on "copycat rivals" such as Ryanair. Earlier this week, the budget airline revealed it had increased the number of passengers carried over the quarter ending 31 December by 4.1% to 14.9 million off the back of its successful "Business Sense" campaign, which talked up EasyJet's business class proposition.