RSS feed is automatic delivery of website contents to subscribers. If you have subscribe the any feed for any topic or website then as that site content will be updating, you will be notified with the contents and this program will send a mail in the specific format to you with the title of the content and sender name.
For the readers, I can say that RSS feed is way to touch with so many websites at the same time and free delivery of the site contents for them and for the publisher side it is also connecting to readers at the same time.
So many news sites are providing the fresh news to subscriber using the RSS Feed technique. This is a good technology which is extremely used now days by publishers.
To Create your Own feed for the readers – click below