subject: "Subscription billing is a multi-billion dollar market. Despite [print this page] "Subscription billing is a multi-billion dollar market. Despite the early stage, close to $5 billion is being processed across Fender Guitars various players.Many competitions tend to be over-weight on innovation, and under-weight on market realities.Given the plethora of confusing and misleading signals in the marketplace, it is tough to predict the fate of an innovative offering.