Air BnB has fast become one of the most popular forms of accommodation for travellers around the world, with 80,000 people in the UK listing their property on Airbnb last year. This documentary looks at the website's impact on the rental market, amid claims that it is pushing up prices and turning residential areas into tourist zones. It also looks at the positive and negative experiences of those that have used the website, from valuable extra income, to houses ruined by out-of-control parties.