Even if you have a regular website that's not a blog, this ratings widget can be installed on your site as well.

You need such a rating widget to get feedback from all those reader who are subscribed to your blog aren't contributing to the discussion because they are probably too lazy to write a comment.

Give them a system like this ratings widget that requires no effort and they'll be happy to say if enjoyed or disliked reading your blog post.

Get Ratings Widget here. Developer Blog is here. If you are using Windows Live Writer to insert ratings in your blog posts, make sure you remove the link breaks from javascript else this may not work.