OK What is the Difference 

Jailbreak vs Activate vs Unock 



Jailbreak : Used to set the IOS file system in read write mode so that you can install third party applications 

Activate : Before you can use any of the Iphone features you are reguired to activate the Iphone by signing for a service plan with the iphone service carrier in your area and registring the iphone with the network. 

Unlock : Make the Iphone with any GSM Carrier. This involves acking the base band