SERP Experts

The MSN AdLabs tools aren’t popularly mentioned in the SEO world, but they’re incredibly valuable, and from what I’ve seen, pretty accurate.

• Demographics of your competitors’ sites - http://adlab.msn.com/DPUI/DPUI.aspx
• Detect commercial intent - http://adlab.msn.com/OCI/OCI.aspx
• Find “similar” keywords - http://adlab.msn.com/contextSim/Default.aspx
• Cool results clustering (determine what pages are related) - http://adlab.msn.com/SRC/SRC.aspx
• Seasonal keyword forecasting - http://adlab.msn.com/Forecast/
• Content categorization - http://adlab.msn.com/kts/CCAT.aspx
• Search funnel data (useful to understand a query path) - http://adlab.msn.com/SearchFunnel/

The full list is here - http://adlab.msn.com/default.aspx - note that you need to use IE for many of these, as it breaks down in Firefox