How to disable XP Activation?

I’ve tried many different cracks and such from all over the forum, but none of them seem to work.
I am using a real copy of XP with SP2 but i’ve used the product key too many times.
Answer #1
No other way but to use a crack…Or switch over to XP corporate….
Answer #2
same problem but i’m using xp sp3
Answer #3
OEM, Retail editions need to be activated or cracked…Corporate and Student editions…No Activation..