Who wants to know who is calling them?
I know I certainly like to know who is calling me, even if it means…
Creating a personalized ringtone!
While creating and selling ringtones aren’t as profitable as they use to be, now that smartphones come with dozens of different ringtones from the factory they still can be a great source of passive income for people with audio talent.
Worlds #1 app to sell ringtones on iTunes. http://www.snipsell.com/
Mostly specializes in music but also offers to put music onto iTunes and other places. http://symphonicdistribution.com/