SHOULD YOU CENTRALIZE OR DECENTRALIZE YOUR WEB PUBLISHING?. [A style guide] should cover style and tone, usage, glossary and references. Too many organizations create style guides and then never adhere to them. This is counter-productive.[cms~wire]

Yes. I’ve seen some style guides that focus heavily (or even exclusively) on the graphics and design details when written communication tips is probably the area where distributed web authors could really use the greatest boost.