They offer a convenient list of songs, and whenever you choose one they ding your credit card for a small amount, just below the threshold of attention.

他们提供了一个方便的歌曲列表，你选了一首歌他们就会在你信用卡上扣个几毛钱，你可能根本注意不到。

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Some small merchants require credit purchases to have a minimum amount to compensate for the transaction costs.

一些小商户为持卡消费设立最低消费额，以补偿交易成本。

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When computer networks provide an easy anonymous method for sending someone a small amount of money, without a credit card, it will be easy to set up a much better system to support the arts.

当电脑网络提供了简单、匿名的方式进行小额转账，无需信用卡时，将易于建立更好的艺术支持体系。

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Once they'd reached their fundraising goal, credit card orders were processed a small amount were eventually declined and fees were paid to Kickstarter and Amazon, where the CD is also available.

WSJ: 'A great adventure' _ how to crowdfund a musical

The credit allowed small businesses to recover a portion of the amount paid out of pocket for employee health care premiums.

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That small amount of profit would come after you received your Buy-Back credit in the form of a Best Buy gift card and absorbed the penalty of breaking your two-year phone contract, commonly known as an early termination fee (ETF).

FORBES: Best Buy: Yes, You Can Make A Profit From Our New Buy Back Program