Blogs are new and we are still figuring them out. We know enough to write blogging guidelines about how to keep out of trouble. But we are still learning how to use blogs effectively. That is why it is necessary to keep an open mind.
Tom Murphy has some excellent advice, including:
As the number of corporate blogs grow there needs to be some clear planning in what you are hoping the blog will achieve - and part of that is some realism regarding how many readers you will attract and how long it will take.
Murphy points to some sage advice from Morgan McClintock that predictable posting is more important than daily posting. BL Ochman has some terrific tips for writing better blog posts.
My advice is to keep an open mind and trust your instincts.