comment section: Spider site with Xenu. Check for usa email database broken links, etc. Competitive link analysis using SEO Spyglass or Linkscape Fortify inbound links Choose one keyword and find three internal linking opportunities Do a complete SEO Audit Run a page 2 performer report and boost those rankings for keywords bringing traffic from page 2 Look for event/non-profit/industry sponsorship link opportunities Reclaim broken links (run 404 report first) Improve text on existing external links Check Webmaster tools for more URL parameters they can ignore Leave some thoughtfull dofollow blog comments Check Webmaster tools, log files or analytics for 404 errors and redirect or fix.

Check PPC reports for keywords that make $ but for which you don't rank well organically Write an article for a blog, article directory, your own site... Update XML sitemap if static. Check XML sitemap for errors if dynamic. Cruise around Google/Bing/Yahoo webmaster tool consols looking for anything suspicious Add / Update wiki pages (not just on Wikepedia) Write a piece of linkbait Send out product samples for bloggers to review Update social media / networking profiles Check for new niche directories and submit Answer a question about your niche on Yahoo Answers Spend 20 minutes randomly clicking around your site looking for anything suspicious Beef up security: Yahoo Alerts, Google Alerts, Change Detection.