RSS (Really Simple Syndication) is a way to publish content such as blogs, podcasts and news items. RSS feeds often contain a summary or even the full content from a website and are viewed using stand-alone readers such as Feedreader for Windows, the RSS reader built directly into Safari for Mac or feed aggrators such as Google's Reader.
The most common and widely adopted icon for RSS feeds looks like this:
Generally, clicking on a site's feed icon will provide you with a feed address which commonly begin with "feed://" and allow you to add it to your reader of choice.
One of the benefits of publishing an RSS feed is to be a channel for information and to publicize relevant news to your visitors and subcribers. Because RSS has been standarized, your readers are able to view all their subscriptions through their viewers without the need to visit each and every website. This allows you to get free targeted traffic. Additionlly, RSS content can be syndicated across other websites so
your content is published across the web. This provides an extremely
effective way to get fresh and relevant content to your readers. In order for your site to be successful you need to get visitors to it and utilizing RSS is another tool in which to draw traffic in addtion to your search engine optimization and other Web marketing tactics.