Hi , just had same thing happen with my c-max , only had it a couple of days , its a 54 reg , with 62,000 miles , parked it on a bit of an incline , but wasnt steep,pulled hanbrake on quite hard tho, got out of car , got my coat out of back , then got something out of the boot , went away for about 20-30 mins , when i got back car had rolled about 50-60 feet into a large tree, nasty dent in tailgate and broken bumper. how did you get on ?