Although this article on “How Twitter Might Send Far More Traffic Than You Think” is a little more on the advanced side with some technical jargon thrown in, it is interesting nonetheless.
It shows that tracking visitors to your website might be unreliable through several Twitter programs such as Tweetie. Some of these programs open links [...]

“Taking the Fear Out of Web Analytics for Your Small Business” is not as easy as it sounds as web analytics software such as Google Analytics can be very complex if used to its maximum capabilities. However, so can Microsoft Word, but most people only scrape the surface of possibilities.
Carrie Hill from Search Engine Watch [...]