A Channel 4 Dispatches investigation exposes how some businesses promote themselves on the internet by purchasing fake Facebook 'likes', Twitter followers and YouTube views. In this excerpt, film-maker Chris Atkins reports from Bangladesh, where 'click farm' workers are paid as little as a thousandth of a dollar per click to manipulate social media statistics



• Dispatches: Celebs, Brands and Fake Fans is broadcast at 8p on Channel 4 on Monday