The OFT said it is investigating a number of "free" web and app-based games with concerns over additional costs from add-on features.
In March, ITV News spoke to Danny Kitchen and his mother Sharon. Danny racked up a £1,700 bill in just a few minutes by unwittingly buying add-ons for a zombie game on his parents' iPad.
More top news
By May, the supermarket's own brand chocolate products will be sourced ethically, meaning small-scale farmers will get a fair deal.
A group of anarchists have reportedly invaded a building metres away from the Queen's central London residence.
The government is encouraging motorists to think twice about buying diesel cars in a bid to improve air quality.