Thinking of hiring a car abroad this summer? Sarah Pennells looks at the problems that young people can face, from extra costs and charges being slapped onto the price at the last minute, to being charged an excess of hundreds of pounds if you get a tiny scrape or scratch. Amelia Murray, this week's Young Money Champion, discusses what the extra charges are and how much they can add up to. Amanda Stretton, Motoring Editor of Confused.com, looks at collision damage insurance and what other options are available. Ian Crowder, from the AA, shares some tips for someone hiring a car.