I recently came across a great suite of search engine optimisation tools for both SEO specialists and newcomers alike. Search tools such as:
Current & Historical Search Engine Positions - Ongoing reporting, with graphs, of the search engine rankings on both Google and Yahoo for each keyword or keyword phrase you specify.
Main, Current & Historical Referrers - Current & Historical Referrers shows the number of inbound links to your website for Both Google and Yahoo with historical reporting of your inlinks over a user-defined period of time. Main Referrers shows the links to your site ordered by PageRank. This report details the URL ...
Google maintained its position as the market leader for the 11th consecutive month, and in fact strengthened its position as the most widely used search engine, according to a study by comScore Networks. Google's range of websites were used for 44.7% of all online searches in the U.S.A. Yahoo remained in second place with a market share of 28.5 percent, and Microsoft's MSN Search ranked third, with a 12.8 percent share, according to comScore.