Have you ever watched TV commercials and wondered what all the fuss is about with ring tones or wallpaper? Well it is a great way for businesses to enter the viral marketing space. Friends will share the SMS short code or download location of free ring tones, wallpaper, or music. By effectively placing your message this new way of mobile advertising can allow you to reach great heights of brand interactivity. All you have to do is offer a little something for free, and your business name can be accessed via the web or mobile devices, generating a whole new surge of prospective customers.