This article explains how to post a comment on articles that allows for commenting.

In order to post a comment, please be sure to scroll to the very bottom of the page to the commenting section. You'll need to be logged into your Yahoo! ID in order to post a comment.

Note: This could be several inches below the last line of the article.

In articles that allow for commenting, you'll see a large box below the article. It should indicate your login name, location and profile picture (if one has been added to your profile.) Simply type your comment in the box provided.