Two of the main ones are:
- As in internal communication of a teams or individuals current work focus, or
- As a way for a CEO or Marketing team to connect with the companies stakeholders and customer base.
So much so that management guru Tom Peters recently announced at the Inc 5000 Conference that "If you're not blogging, you're an idiot". Click here for a short video of Tom's thoughts, including the fact that he is probably going to stop writing books due to the success of his own blog.
Thanks to Cheiftech on twitter and Debbie Weil's blog for the reference.