Really Simple Syndication(RSS) is an XML-based format for content distribution.
RSS is an easy and automatic way to keep up to date on information from websites you like. You can use RSS to alert you every time there is something new.
How do I use RSS?
To subscribe to a feed, right click the XML button and copy and paste the feed link to your RSS reader client such as MS Office Outlook 2007
Alternatively, you can simply click the particular button to add it to your account for users of My Yahoo, Google, Bloglines and Rojo.