Here's an article from Road & Track's website about the obvious and not so obvious ways to save fuel. I was particularily interested in the tip suggesting that I accelerate around town to my desired speed at WOT. So THAT explains why I drive like a maniac but still get 17 mpg...
http://www.roadandtrack.com/article.asp?section_id=20&article_id=3424
http://www.roadandtrack.com/article.asp?section_id=20&article_id=3424