However, you should still separate out your data, even if you do not intend to charge users for disk space.

Snapfood.com, for example, does not charge users but takes a cut of the restaurant's sale.

It is only fair to charge other users of city services as well.

The service previously charged users £2, but since October 2007, it is now free.

A cost-accounting system enables the company to charge users by the flight.

"Some have asked for 90 percent of the fees we charge users," he said.

SparkNotes does not charge users, but instead uses advertising for revenue.

This has rekindled the debate about finding ways to charge users to access content.

Microsoft did not charge users for the cost of shipping their prizes.

There's absolutely no reason they can't charge users for exactly what they use, down to the bit.