But as more people began to use debit CARDS, the Banks started to view overdraft fees as a major profit center and started to automatically enroll debit card holders into an overdraft program.

但是，随着越来越多的人开始使用借记卡，银行开始将透支费用视为重要利润中心，并开始自动将借记卡持有人纳入透支保护方案。

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We guess that makes sense since it has to fit into a standard SIM slot, but it's rocket science how they managed to fit all that circuitry into a board that tiny -- in fact, we were shown an x-ray view of the card, and the number of chips, resistors, and miscellaneous pieces of technology in there is nothing short of mind-bending.

ENGADGET: Sagem Orga shows off pricey SIMfi prototype at MWC Hands-on

Some card companies might view store-brand cards as an opportunity to increase their overall loan portfolio.

WSJ: Store-Brand Credit Cards Boom