But the analysis also said that few customers in the program changed "their ticket-purchasing behavior."

Sometimes you can trick the operator by telling her the customer changed his mind and decided not to charge it.

"Obviously times change, and the things we do to protect our customers change."

If an insurer's services are inadequate or too expensive, the Administration says, customers once every year can vote with their feet and change plans.

The customer cannot, however, change the page layout unless such an option was designed for.

"Our customer has already changed, and so have we," he said.

Once a plan is chosen, a customer can change it to another plan at any time.

You should remember that your customers can change too.

At any time, customers can change the information structure, adjusting to new information needs.

However what happens if those customers change to another provider.