Review some of the tools that you can use for competitive analysis. Understand what metrics to look at when comparing your site with your competitors. Look into ways how to compete with your competitors with the intelligence gathered.
From the category archives:
Beyond Analytics
A quick review on how to interpret some of the metrics in Google AdWords reports.
For affiliate marketers who are promoting Clickbank products, it is a good practice to track your keywords when you are running a Pay Per Click (PPC) campaign so that you will know which keywords convert and which keywords are just draining your budget.