I just started using su.pr to shorten long urls and it has the ability to do some very cool stuff if you link it into your wordpress site. I prefer it over tunyurl and others. Check it out!
I recently started using Google Analytics to track my web site usage and so far it’s been great. By creating a account, and installing the wordpress plugin “Google Analyticator” I now get detail on how my site is being viewed. Great stuff – try it out!