In the blog you can add a comment to reply to any
  published blog post.
    This task assumes you are in the blog of the desired
    site.
    - Browse the blog posts to locate the one you want to comment on.
 - 
        Click the post title to view the post.
        
The post view displays the selected blog post in its entirety along with any related comments.
 - Click Add Comment.
 - 
        Enter your comment in the box provided.
        
Use the features provided to format the text; insert bulleted and numbered lists; and change the font color. To assist with editing, use the undo, redo, and remove formatting features as needed.
 - 
        Click Add Comment.
        
The comment displays beneath the post.
 - Click Blog Post List to return to the main view.