Key points include the following: Safe keeping of card. Do not give your card to others carelessly and keep it in sight when you are using your card.

要点包括：卡片保管安全，不要将银行卡轻易交给他人，也不要在使用时让卡片脱离自己的视线。

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It's like trying to be rich by using your credit card.

这像是试着用信用卡致富。

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Second, each time you make a local purchase using your card, make sure you pay in the local currency and not in sterling.

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Measures you can take to improve your credit score relatively quickly include paying down revolving consumer debts, such as credit cards or auto loans, using your debit card instead of your credit cards for future purchases, paying your bills on time every month and correcting any errors on your credit report.

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"It is in much the same way as you book a movie ticket by phone or online these days using your credit card and then when you get there you access your ticket through an ATM-type machine, " said Will, who is chairman of the World Cup ticketing sub-committee.

BBC: Fans get World Cup ticket boost