1.   For example, telephone charges are normally billed to customers every quarter in retrospect.

2.   After signing on, the charges are automatically billed unless the customer takes action to stop them.

3.   But since any long-distance charges incurred are billed to the user, the traveler might want to think twice before picking up the phone.

4.   Buyers have to provide a Visa, American Express or MasterCard numbers, and monthly phone charges are billed to the credit card accounts.

5.   I had already paid for my room and assumed any additional charges would be billed through my travel agent.

6.   In most cases, he said, charges are billed on a per-shift basis.

7.   It has no per-call surcharge and time charges are billed in six-second increments.

8.   Powell said he believed that his hospital had improperly billed charges to Medicare.