A customer begins with a catalog of possible items, selects an item, arranges a form of payment, and sends in an order.

客户从可得产品目录开始，然后选择一个产品，选择付款方式，最后提交订单。

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Figure 3 illustrates the model of a sample application that allows a business owner to generate an order and accepts payment from the customer.

图3展示了范例程序的模型，该程序允许业务所有人生成一个序列，并从用户那里接受付款。

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These commands are catalog, order, and payment commands that are common to both a consumer direct and business direct stores.

这些命令是目录、订购和支付命令，它们对面向客户的商店和面向业务的商店都是通用的。

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You still have to pay any taxes due by July 15, 2013, in order to avoid filing and payment penalties.

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This is called payment for order flow, and trader-blogger Jeffrey Carter explains the problem.

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The main difference being that the more traditional model, featuring pro-rata allocation and collection of payment for order flow, is more geared towards one facet of the investing community, comprised in large part by retail investors who are using options limit orders and other very simple strategies.

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