Great bath design succeeds when people think about how they want to live and function in their private sanctum. Everything is critical to the vision the owner/design professional wants to create in this very personal space. It is all about creating a wish list along with the basics that will allow you to create the outline to proceed. As with all good design, a great bath needs expertise, knowledge and planning. A functioning, well designed and beautiful bathroom is a true luxury. Here, we present ten tips from an interior design pro on how to deck out your bathroom in style.