Media generally takes up most of the marketing budget for a company, as they pay to have their adverts on the TV, radio, internet ads, as well as sponsored posts on social media. In some cases, this is one of the biggest spending areas a company will make. Apple, for example, increased its ad spend by a massive 50 per cent in 2015, to a record breaking $1.8 billion.

A media audit allows companies to check the adverts and media they’ve paid for have appeared in the right places, at a competitive price. For example, it’s not worth having an advert for dentures play in the middle of a children’s TV programme, regardless of how cheap the airtime is.…