How is my purchase delivered to me?
What is The Difference Between iPhone Jailbreaking and Unlocking?
Unlocking is the removal of SIM restrictions on the modem, allowing the use of the iPhone on any carrier. By unlocking your iphone you are opening up a whole new way to use any wireless carrier that uses a sim card. To unlock your iPhone you need to jailbreak it before.
Can I use Apple Store and iTunes after I Jailbreak my iPhone?
How hard is it to jailbreak my iPhone?
Will jailbreaking harm my iPhone?
Will jailbreaking void my warranty?
What kind of Customer Support do I get?
Does the software run on a PC's and a Mac