The Self-Optimizing, E-Commerce Website for Stamp, Coin, and other Collectible Dealers
Website Optimizer, Google's free multivariate testing application, helps online marketers increase visitor conversion rates and overall visitor satisfaction by continually testing different combinations of site content (text and images). Signing up for a Google AdWords Campaign might be necessary, but that is a good thing.
KeyCompete is a paid keyword research tool that helps you identify what keywords your competitors use.
After spending all that time figuring out which keywords to optimize for, what do you do if your customers can't spell? This free tool lets you calculate all sorts of typos that you might want to optimize for.
Wondering what your competitors are doing that you're not? This paid service lists keywords that competitors rank for or are buying.
To find out how many websites link to yours, go to Google and type the following into the search box:
link:http://www.yourwebsitename.com