A complimentary software service that helps users becomes pros at surfing the Web. The service helps users establish the comparative value of web sites they stay through a variety of stats and details about each site and then recommends links of where they force want to go subsequently.
tbh, alexa rank doesnt mean anything. It is google analytics stats that matter. If you run a "webmaster" type site, where most visitors would have the alexa toolbar installed, you will get way higher alexa rankings than a site about dogs and cats.