My Blog Guest is basically a connection point for bloggers and blog owners. It cuts out all of the guess work, searching and general aggravation of trying to find a place to put your work. Or, for the blog owner, the annoyance of finding decent content for their site.
Because you are making a connection through the site, the post is uploaded with your full byline and contact info. Think of all those blogs that have a byline at the end of an article for a writer who doesn't actually work