Originally Posted by SupaRice
And one more question, if I buy a CPO car from a private individual the CPO stays with the car correct? How do I verify that it is indeed a CPO'd vehicle? Also, I know the basics and I'm familiar with buying performance cars but is there an E46 Buyer's Guide on the site? I've not seen too much about that.
Yes CPO stays with the vehicle. You will have to request a CPO contract or give the last 7 digits of the VIN number to a BMW Center and they will verify if it has CPO or not.
Might want to try M3forum.net or E46fanatics.com for more info. on the E46 M3