So you discover that a blog has made mention of your product or service. Will anyone see it? How can you know? A blog’s visibility can be measured in a great many ways beyond traditional Web metrics such as Unique Visitors per Month. Checking out whether the post has been linked, tagged or cited on a social network or bookmarking utility is a great way to start.
There are even more elemental methods: a general idea of how frequently a blog posts can give you an indication of the breadth of its audience. While it’s always possible that a prolific blogger is just shouting into the void, our analysis of the top 200 blogs by number of unique visitors shows that even in this upper echelon of bloggers, those posting at least three times a day have two and a half times as many visitors as those posting less frequently.