Blogging is critical to business regardless of what industry you work in. But never forget how important the laws are around it. Great article:
How open and honest do you have to be? It’s really pretty straightforward if you think about a few things:
Label information clearly: Wherever you have content, make it perfectly clear which information is editorial and which is advertising.
Come clean with affiliate relationships: This could mean labeling links that drive to your Amazon affiliates, or building a page that explains all of your affiliates and relationships (see Chris Brogan’s About page for an example).
(via Instapaper)