unregistering mac os x

[theste]

hi all,

i am wanting to sell by mac pro 1.1 with the full retail disc of snow lepord but this is under my name, so Q is how to unregistering mac os x

thank you for any help

 

[simsaladimbamba]

No need to unregister, just do a clean install of Mac OS X.
Short version: Clean Install of OS X 10.6 Snow Leopard
Long version: Mac OS X v10.6 Snow Leopard: How to Erase and Install