If you are traveling and don't want to incur outrageous roaming fees on your iPhone, you may want to consider unlocking it so that another carrier's SIM card can be used. Yes, this voids your warranty, no, it's not permanent and can be reversed just as easily. There are mall kiosks that will do it for you for $25, but you can do it yourself in 5 minutes for free. There are conflicting, complicated, and outdated instructions on the web. I have corrected and updated these into one Word document. Anyone interested can email me for a copy. (This is for iPhone 3G/3GS, 3.12 only) Wayne Dobson pwdobson@xxxxxxxxxx (519) 474-1253 res. (519) 860-2725 cell --- Manage your account options at //www.freelists.org/list/muglo