What is Guest Blogging?
Guest Blogging is Blog writing in another blog — blog which other than your blog. It mean that each time our writing is posted in others blogger blog, it mean that we do guest blogging already. And in contrary, if we post others writing in our blog, it mean that the others also do guest blogging. And usually there are links within guest blogging article which point to blog/site of the guest blogging author which as identifier of the author.