The blog content and any tagged content you have created can be syndicated to other sites. This can be an excellent source of traffic to your site. The title and teaser text can appear on other sites and interested readers can visit your website for the full text. There is nothing you need to do to syndicate your content. You may want to create friendly URLs for your syndicated content from Administer -> Site building ->URL Aliases. You can find a list of all your syndicated content from your sitemap.
In this video you will see how to syndicate your content