From Rags to Riches on Kindle? Do you need a website?

This was a hard decision for me to make. After all, it's only an e-book–right? After some soul searching I decided that if I wanted to be taken seriously as a writer, then the answer was yes, at least for me.

Over the last few years I've found that when I hear about a book by an author I've never read before, I often Google their name and check out their site. Does it look professional? Does it tell me something about the author? Does it describe their other books? Does it have a picture of...