Can Twitter turn its ‘influence and impact’ into ad ventures?

Twitter’s disappointing fourth quarter results, with advertising revenue falling for the first time since its IPO, show it needs to do more to appeal to advertisers.
Twitter reported a loss of $167m (£133m) in the final quarter of 2016, compared to a $90m (£72m) loss in the same period in 2015.
Its active users increased by 4% to 319 million, as people turned to the social platform to follow and react to US President Donald Trump. But its revenue from ads fell slightly to $638