Create a blog to publish periodic entries on a particular topic. Your blog entries appear chronologically, with your newest entries topping the list. Blogs serve as collections over time, and the topics can be as serious as reports or as casual as personal online journals. Blogs accept comments, so that readers can respond to the entry and to each other.
To define a blog
1. Log on and open the community where your blog will reside.
2. Select Blogs from the navigation links.
3. Click Add a blog.
4. Define the blog.
Tip: Even if you don't enable Allow HTML in posts in the blog, URLs in blog entries still convert to links.
5. Click OK.