Food delivery service Deliveroo has unveiled a colourful rebrand as it aims to improve its public perception and stand out on the global stage. As part of a major rebrand, Deliveroo has introduced a more minimalist kangaroo character while overhauling typography and staff uniforms with colourful new designs.

Mars Chocolate is on a drive to better represent the diversity of the British public in its advertising and is taking learnings from its latest Maltesers campaign, starring people with a disability, to use the lens of diversity to create more effective advertising. The maker brand recently won Channel 4's 'Superhumans Wanted' competition, which offered brands GBP1m of airtime.

Film studio Warner Brothers has asked Google to remove its own Web site from search results, saying it violates copyright laws. It also asked the search giant to remove links to legitimate movie-streaming Web sites run by Amazon and Sky, as well as the film database IMDB. Warner Brothers has yet to comment.

Samsung is about to take the entirely unprecedented step of recalling all of its flagship phones, just after they went on sale, according to reports. Reports that the Galaxy Note 7 phones are exploding as they are charged mean that the company is about to issue a global recall of the phone as soon as this weekend, according to local reports.

P&G has appointed a new marketing director for its Northern Europe business. A spokesperson told "Marketing Week:" "Stefan Feitoza has been appointed P&G marketing director, Northern Europe, and commercial operations leader, hair care, Northern Europe. Stefan comes to the UK with a host of experience, having recently completed a role in Latin America as Baby Care brand director."

Rubicon Project has used its UK Automation Summit to announce the launch of Guaranteed PMPs (private marketplaces) -- its latest offering, which it hopes will tear down the barriers between traditional direct buying and programmatic media trading. The ad-tech outfit is dubbing the move as a major step in how direct deals will be executed.

Other than reaching the younger crowd, it has been difficult for advertisers to make a business case for Snapchat, but that is changing as it continues to overhaul its advertising offering. As brands enter the honeymoon phase with the messaging app, it would seem they are planning to spend more, and do more, within Snapchat's walls.

A new report by cybersecurity company Proofpoint investigated social media accounts associated with 10 top global brands. Of the 4,840 social media accounts associated with these brands, 902, or 19%, were fraudulent. Of those 902, 28% were identified as either scams or offers for counterfeit goods or services. The vast majority, however, are created to fraudulently generate ad revenue.

Lawyers for Melania Trump on Thursday filed suit for $150m damages against the "Daily Mail" in Maryland state court. The wife of Republican presidential nominee Donald Trump is also suing a blogger, Webster Tarpley, from the state in question. In a statement, Trump's lawyer, Charles Harder, said: "These defendants made several statements about Mrs Trump that are 100% false."

YouTube has infuriated its own content creators over cementing its "advertiser-friendly" policies. On Wednesday, YouTube influencer Philip DeFranco, known for his news analysis show, posted a video to YouTube claiming that the platform flagged 12 of his videos for not being "advertiser-friendly" because of "excessive strong language."