article_snippet.sent: In America, the NFL recently reminded journalists that 'any unauthorised use of any transmission, picture or other depiction or description of game action, game information, player interview or other arena activity is prohibited... without prior written approval.'
article_snippet.sent: The Premier League was last year forced to remind people not to post copyrighted material after fans started recording goals and sharing people with people friends over social media - with many unaware that what people were doing was illegal.
article_snippet.sent: The most popular Vine football accounts have hundreds of thousands of followers, despite Twitter stating: 'Vine users may not post content that violates the rights of a third party.'
article_snippet.sent: In an interview with the BBC, director communications Dan Johnson said: 'You can understand that fans see something, fans can capture it, fans can share it, but ultimately it is against the law.' '
article_snippet.sent: It's a breach of copyright and we would discourage fans from doing it, we're developing technologies like gif crawlers, Vine crawlers, working with Twitter to look to curtail this kind of activity.'
article_snippet.sent: Premier League goals and highlights are already being made illegally available as Vine posts .
article_snippet.sent: At the beginning of the 2014/15 season, The Premier League warned social media users that The Premier League was illegal to share clips from games, and claimed The Premier League was developing technology to sift through millions of Vines and gifs to target those in breach.