here is a Special Edition that would sell well... replace the M Performance Edition with one word... TRACK.
M3 Track Edition, none of these Special Editions will ever appreciate in value like an E30 M3, E36 LTW or hell even E46 ZCP/CSL in the years to come...
2010 E70 X5M | Black | Black | Stock for now.
2008 E90 M3 | Interlagos Blue | Speed Cloth | Sold
2011 E92 M3 ZCP | Space Grey | Black | Sold