Getting web site owners to look at their content from other people’s perspective is probably the most difficult part of web design, but most important to having an effective web site. The Neilson Normal Group is a big proponent of this idea and offers many suggestions on how to do this. They have defined a process which, in my opinion, is a bit esoteric and a tool, a Customer Journey Map which may help.
An interesting combination of workflows and wireframes is not just for mobile apps anymore, it can be applied to web pages as well. It may be a bit more work to create, but the benefit of having everyone understand clearly is priceless.
I noticed an interesting article about communication in the workplace, but I don’t think there is an ideal level of communication for everyone involved in every situation.