Share 'What Constitutes a successful AUTHOR'S WEBSITE'

You can join all kinds of different writing and author groups, and visit many author's websites, anything from a quick publisher website for their author, to the fanciest of individual websites, and behind all the glitz and glamor, how successful are these sights? I'll voice my opinion here, but I'd like to see a few answers from you authors who have websites. 1) The first most obvious answer w…