This is a guest post by Sharon Robinson. Welcome to the blogosphere! You can now join 145 million (86 million Tumblr1 users and 59 million WordPress2 users) other bloggers give or take in trying to make a name, and a living, in the rapidly evolving world of blogging. And talk about rapidly evolving; the first blog was created in 1997 and we are already at 145 million blogs – sure is getting