The Microsoft Store is currently selling Xbox Live 12 month gold subscriptions for $20 less than usual. Now, for $39.99 instead of $59.99 you can get 12 months of Gold account status giving you Multiplayer access to your games, discounts on the Xbox Marketplace and free Games with Gold. The Gold status will apply to your account whether on Xbox 360 or Xbox One.
You can stack subscriptions so even if your subscription doesn’t expire any time soon you can apply the code and extend your membership.
There is no word on whether the discounted price is limited time or a permanent feature at the store.
To take Microsoft up on the offer, go over to the Microsoft Store. The offer is only available in North America.