Cities worldwide are ridding themselves of ‘visual pollution’ by limiting or banning outdoor ads. But in the US, Colossal Media has another solution – its hand-painted billboards live at the intersection of art and advertising, and are just as popular with locals as the brands that commission them.

Lidl has launched a Christmas campaign in which it 'vandalises' competitors’ billboards to highlight its lower prices. As post-recession bargain-hunting has become ingrained into the British psyche, the ads speak to those who prioritise value when deciding where to shop.

In a splintered media landscape – where we’re flitting from device to device, bombarded by 360 ads a day – Out of Home advertising remains a constant. After all, you can’t skip a billboard. But that doesn’t mean people like them, either. So what does the future hold for the billboard?

Members of the campaign group Justice 4 Grenfell have used the premise of Oscar-nominated film Three Billboards Outside Ebbing, Missouri, to create an OOH advertising experience that uses timely pop-culture references to keep the tragedy that claimed 71 lives at the forefront of people's minds.