How Do I Create An RSS Feed?

I am a total novice on feeds.  How do I create one.  Do you have an guide for dummies?

FeedForAll is great way for novice webmasters to get started with RSS feeds. FeedForAll will handle all of the complex syntax and  formatting required to create an RSS feed and let you concentrate on creating fresh content to drive visitors to your website. More advanced webmasters will like the flexibility of the tool and the  time saved. The built-in wizard will walk you through the setup process of RSS feeds.

Additionally there are a number of educational articles that will assist you in understanding RSS.