How many times have you e-mailed yourself work just so you could continue a project at home or while traveling? Have you ever shared a file with a business associate using Google or Yahoo ?
If you answered "yes" or have tried any of the growing number of new social networks on the Web to overcome workplace collaboration challenges, you're not alone. In fact, researchers estimate that more than half of U.S. employees abandon enterprise tools when they need to work with applications outside of their organization to complete a project or task.
