*Works with Windows 10 PCs, tablets and phones, Windows 8.1, Windows Phone 8, Xbox One and Xbox 360 (Xbox Live required). Not redeemable on earlier versions. Music: Only for purchase of tracks, albums and music pass on Windows 10 and Windows 8.1 PCs and tablets, or music pass on Xbox One (Xbox Live required).
Yes, I use my GameStop gift cards for Xbox and PSN cards at least a few times per year with no issues. The emails come fast, too.
Yes or just display the code immediately after purchase on purchase summary page.
Yes it will still be good
Yes it will
Depending on when you bought it for some reason quite lately there of been a long string of Hacks where the longer the card is been activated in the System and been out there activated on a system in the easier it’s been to hack them and get your information for the card this way people are using it before you can
Yes, you use it just like a regular credit card.
It’s a code.
Yes, it's delivered via E-mail.