We had to pay the full price in advance for an escorted tour.

我们必须提前付全款，才有导游陪同。

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An enterprise shall submit an enterprise income tax return for advance payment to the tax organ and pay the tax in advance within 15 days after the end of a month or quarter.

企业应当自月份或者季度终了之日起十五日内，向税务机关报送预缴企业所得税纳税申报表，预缴税款。

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Guests pay an agreed donation - often in advance to cover "no shows" - providing the artists with a guaranteed income, often more generous than their share from a larger commercial event.

BBC: House concerts bring magical music into front rooms

One of these is the way in which auction houses use third-party guarantees, where an outside individual or company agrees in advance to pay a set amount for a work sold at auction, in return for a cut of proceeds if the consignment sells for more than that.

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Persuading customers to pay in advance for a product scheduled to arrive in spring 2014 is an impressive feat.

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