i have been using a illegal copy of windows xp pro corp sp1 for about 3 or 4 months now, and i have no problems, and i used a program i call corp changer, i didnt make, writing the program in anyway, nor i was involved in the making of the program in anyway, but i have hosted it for easier access. and here it is. http://members.iinet.net.au/~massive/corpchanger.zip
just run the program, and enter one of the serials it comes up with, and it displays about 100keys.
for more information you can check other posts here at techforums, or at cracks.ru , i dont know if i can directly link to other websites, or forums. but i have