Just because your site is fast and functional in the top five browsers in the West, doesn't mean it'll load the same way worldwide. Other regions have different names filling their pantheon of top browsers, and it might be worth a little bit of effort to make sure you're presenting well there, too.

We've shown you before how to track your outgoing emails, but that can be costly and you might not need to track everything. With Google Analytics you can track emails on a per-message basis completely for free.

Firefox/Chrome/Internet Explorer: With a browser extension, users can control their privacy and stop their data from being sent to Google Analytics, a Google service which monitors and tracks traffic and visitor data for websites.

Windows/Mac/Linux (with Adobe AIR): Polaris is a free Adobe AIR application that brings Google Analytics (Google's statistics tracking tool for web publishers) to your desktop with an attractive look and feel.

Google's site-tracking Analytics service has added Google Chrome to its list of tracked browsers (during development, the browser was reported as Firefox to keep it secret). According to Analytics, Chrome accounts for less than 1% of all Lifehacker visitors, though I won't be surprised if that figure changes as Google updates its stats. Google Operating System has the lowdown on what user agent to check for if you want to identify Chrome using your own tools.