Understanding Feeds and Subscriptions
Feeds are typically created in RSS (Really Simple Syndication) or Atom format. Both are data formats that allow people to subscribe and receive updates when you publish new blog content, either in a feed reader like Google Reader or via e-mail. WordPress blogs most frequently use RSS feeds, which are easy to create using a tool like Google’s FeedBurner, discussed later in this chapter.
In order to receive a feed and read the content within that feed, you need to subscribe to it. As you travel around the blogosphere, you’re likely to notice the RSS feed icon, shown in the sidebar in Figure 20-1. This icon makes it easy for visitors to subscribe to a site’s feed.
Figure 20-1 The RSS icon makes it easy ...