If you have not heard of Darren Rowse & his Problogger site, you need to & his end of year summary is a great introduction.
Best of Problogger 2006 is Darren’s pick of some of his best & most useful posts, along with a brief re-cap of his year one month at a time.
He had the best part of 1.6 million visitors last year, so it’s worth listening to what he says. And with 143 article links from this one post, you need to bookmark this and read it at your leisure. I will be acting on a lot of these tips.