This is made worse by an odd pricing system, under which firms charge a fixed amount, instead of billing their customers by the hour.

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We recently bought a company out of Europe that does a tremendous amount in the area of billing and credit card style.

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In the swap, Enron agreed to pay the billing service for heating degree days above a certain amount, and get paid for every heating degree day below a certain amount.

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They report the amount that you owe at the end of your billing cycle.

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