How do you activate an itunes gift card yourself?

Answer 1

First go to Google then type in create your own iTunes gift card codes when it pops up click the first link it will bring you to a website that says type in a reedem code that Means create your own and there you go.

Answer 2

The cashier is supposed to activate it, but if you have a machine like the one at the store, you can do it yourself.