1: How to Use Google Analytics ? What Reports are Most Important ?

Beth Kanter has an excellent video tutorial on web analytics.

2: Site Overlay in Google Analytics - Learn How Visitors Navigate Your Website

Site Overlay adds small progress bars near the navigation links on your webpages - the longer the blue progress bar, the popular the link.

3: Track visitor clicks on Banners, Files, Javascript and Flash objects

4: Google Analytics - Urchin on Demand Tools for free

5: Google Analytics FAQ - 10 Interesting Things