Writer and travel journalist, Jeremy Hart, has inspired this week's BMW Touring Experience. He traced the great postimpressionist painter Cezanne through France and added to his ever-growing collection en route. Our reporter Kylie Olsson decided to transpose this experience, following the path of young British artists through the London art scene and, in particular, the career of one of our most prolific artists, Damien Hirst. So if you're in the mood to pick up a bargain for your collection in the New Year, we spoke to some experts for some tips whatever your budget.