One of the feature's through which goodle beacame famous was the Adwords advertising concept. Here is a tool from Google called Website Optimizer.
What it is?
Website Optimizer is designed to help AdWords advertisers test different landing pages in order to determine which one drives the most conversions – whether they are sales, sign-ups or downloads. This multivariate landing page optimization tool enables marketers to test different ideas for variations of headlines, promotional copy, or images and provides easy-to-read graphs showing which variation resonated best with their site visitors. More>>
Today, I came across an article that discusses on 101 easy ways to use this new tool Google Website Optimizer. Curious! Try out !