You could probably return it to where you bought it, act dumb, and tell them you thought it was the full version.
Or do the same thing to MS.
I'm not sure if this works, but you could try using the XP 30 day trial, and upgrading from there?
Or do the same thing to MS.
I'm not sure if this works, but you could try using the XP 30 day trial, and upgrading from there?