Billing is not only a challenge in terms of method of payment
but it is an important part of the adoption process. Billing and
the pricing model used for selling content and services need to
adapt to the evolving product lifecycle. The degree of experience
and acceptance level of the target market calls for a varied
approach when pricing new content and services. There are
three basic billing/pricing philosophies:
• Free
• Flat rate (all you can eat)
• Usage based (ala carte) 184