There was a forum story about a couple of years ago where someone had found an unused M3 Evo Sports:
http://www.s14.net/forums/showthread...eage-sport-evo
Not read that thread but if I remember correctly The owner had bought two New Cars to give to his sons on there 18th Birthday and forgot about them Story was a bit hard to believe until the New Owner arrived back in the UK with both as well as an unused RS200 and a Mercedes 190 EVO II
More details:
http://carscoop.blogspot.com/2010/03...ew-bmw-m3.html