You can purchase through online vendors such as website A XBOX Live card with an activation code will be shipped to you

You can purchase through online vendors such as website A XBOX Live card with an activation code will be shipped to you.

If you don’t want to wait for Bing Ads the card to be shipped you can opt for instant delivery of an activation code via email from website do you pay for Xbox live subscription from a PC instead of on the Xbox 360 using a credit card?