Based on usability alone, it's not even a competition. The biggest hurdle is getting people to change their ways. Last time I checked more people used yahoo mai

Based on usability alone, it's not even a competition. The biggest hurdle is getting people to change their ways. Last time I checked more people used yahoo mail or hotmail than gmail. Luckily, anyvite has built in advertising (of the the Anyvite product) any time someone uses it to hold an event.