Blogs are weblogs and work on the same principle as keeping a diary or a journal. There are literally millions of blogs on the Internet, and increasingly this medium is being used to shape public opinion, and raise awareness about issues. Recently, businesses have started to use blogs as a way of increasing the profile of the company and its products and services. It seems that everyone is blogging these days. But to do it well, as with any other news story, you need to have something interesting to say.