As for sizing a billing system, it's all about the number of users and payment methods.

对于计费系统的规模评估，要考虑用户的数量和付费方法。

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Enter the required information. This includes a billing address, the last four digits of your Social Security number and your date of birth.

点击“开账单给我”选项，你会打开一个新页面，输入需要的信息，包括账单地址，社会安全号码的最后四个数字和你的出生日期。

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The traditional concept for billing and metering SaaS applications is a monthly fixed cost; in some cases, depending on the amount of data or number of "seats," the billing and pricing are optimized.

对SaaS应用程序计费和计量的传统观念是每月固定费用；有些情况下，根据数据量或“座位数”，对计费和定价进行了优化。

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He said all that has to match on an online billing record is your account number, expiration date, security code, and billing zip code.

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It will work alongside the reverse SMS billing and premium rate number charging systems Vodafone already operates.

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In part because of the Credit Accountability Responsibility and Disclosure Act (known as the CARD Act), a bill passed with bipartisan support last year that outlawed a number of billing practices, financial institutions have introduced a host of new fees to make up for their lost revenue.

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