Authorati is all about rating blogs. So to start with you need to have a blog. During the registration process you will be asked to choose a username, provide a password and a valid email address. In addition you will
also be required to provide your blog URL, title and a handful of tags describing your blog.

indicates the average authorship rating on a scale of 1 to 10. The rating is applied to the content of the author's blog post/blog.

indicates the average authority rating on a scale of 1 to 5. The rating is applied to the tags that the author has specified for the blog and provides a measure of the author's authority on that topic.
In the above link substitute "YourUserName" with your Authorati username.
For example, if johndoe is your Authorati username then the link to your page is: http://www.authorati.com/?johndoe
By including Authorati's FeedFlare, you can "optimize" your blog feeds and enable subscribers to directly rate your blog posts.
Sure. Check out
this link on how to do this. It gives customized instructions for Blogger, TypePad, Moveable Type and WordPress. In addition it also contains details on how to add the FeedFlare to other blog platforms.
Check out
this page to get the HTML to place the Authorati widget or badge on your blog.
You can display your Authorati rating by placing the Authorati widget or badge on your blog. Check out
this page to get the HTML for the widget/blog.
Authorati was founded by Murali Narasimhan. Murali runs an IT consulting firm in the Washington DC Metro area. For partnership or investment opportunities please contact him at murali@authorati.com.