There are a lot of templates out there for business writers to follow and I agree they can be helpful. But I've always recommended would be business writers especially those wanting to write for the web to do it themselves from scratch. Yes it takes a little longer but the dividends in understanding what you're doing pay off time and again.
I cane across the same thing in a review of a children's illustrator, Bruce Ingman, who was discussing his style. What stuck in my mind from the review was his comment that you have to understand what you're doing before you can pull it apart.
Copying for copying's sake will end up in stale text and parrotted phrases.
Develop your own style with your own personality so that you can write about your business with authority and passion.