RSS stands for Really Simple Syndication, syndicating means republishing an article that comes from another source such as a website. Benefits of RSS:
1. RSS gives you the latest updates. It provides you with the latest, whether it may be about the weather, music, politics, tech buzz, software upgrade, or a new posting.
2. RSS saves time for surfing. It saves the time of getting the latest information from the internet. Since it provides a summary of the related article, it saves the user’s time by helping on which items to prioritize when reading or browsing the net.
3. RSS gives the power of subscription to the user. It allows users a free-hand on which websites to subscribe in their RSS aggregators. It also provides the right to get unsubscribe for certain website for which he or she doesn’t want the information.
4. No Spam in mail inbox. It does not use email addresses to send the updates. Normally when the user subscribes to get newsletter from certain site, with that they also get some spam mails for which they didn't subscribed. So spamming no more in your inbox.
5. Hassle-free unsubscribing. For unsubscribing one just needs to delete RSS feed from their aggregator.
6. RSS an advertising or marketing tool. User gets the latest information of the latest products and services available on their website. They can get all the information about those products and services. If they like, they will buy.