Quote Originally Posted by sptv View Post
I was planning to do it with pwnage. What would be the process then?
I don't have a mac so I don't have first hand experience with it. This might help you: iClarified - iPhone - How to Jailbreak Your iPhone 4 Using PwnageTool (Mac) [4.3.3]
I didn't find any mention on a switch for baseband preservation, so I assume it's done in every case. Hopefully someone else can confirm.