Subscriptions let you get email updates whenever new content appears in an area of the community that you're interested in. You can subscribe to a board, a blog article, an idea exchange, or any other location in the community. You can also subscribe to a specific post.
To subscribe to a piece of content:
Go to the item you want to subscribe to.
To subscribe to a location, click the Subscribebutton on the right of the page. To subscribe to a specific post, go to the post and click the Subscribe button on the right of the page.