Matt Cutts of Google has published six videos where he speaks on SEO from Google's perspective (well his own but he works there). He gives some interesting insights and offers a few recommendations. Most of the recommendations we know about but it is good to hear them from the horse's mouth.
Estimated reading time: 1 minutes
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Make sure your site is crawlable. Use Lynx to see how search engines will see the site and ensure you can navigate it with a text browser.