1, signature consumption, card. When the merchant swipes the card, he must keep the card in sight and pay attention to the number of times the cashier swipes the card. Carefully check whether the amount and currency on the purchase order are correct, and note that there are two overlaps in the purchase order. The signature style is as consistent as possible with the signature on the back of the card.
2. Keep the transaction voucher properly. Whether it is a local card or a foreign card, you should keep the voucher properly, and at least keep it until the next month's bill is sent, and then destroy it after it is verified. If there are problems such as repeated deductions and the transaction amount does not match the settlement amount, you should contact the bank customer service center in time and destroy it until the next month's bill is sent, and it is verified after it is verified.
3. Check the card usage in time. After receiving the bill, the accounts should be checked in time. If any inconsistency is found, the issuing bank should be notified by phone or in writing to find out the reasons and distinguish the responsibilities.
4, consumption abroad, SMS notification to ensure safety. If you spend money abroad, in case of damage or loss, you can open overseas services such as emergency cash withdrawal and emergency card replacement; When you use your card in high-risk credit card areas such as Southeast Asia, please try to swipe your card at large merchants. Please pay attention to the SMS notification service and keep abreast of the fund changes in your card account.
5. Pay more attention to using credit cards online. Online transactions should choose websites that are well-known and have a good reputation and long running time, and cooperate with well-known financial institutions to find out whether there is a secure encryption mechanism for the information in the transaction process. Be careful to keep online consumption records for enquiry. If you find an unknown payment amount, you should contact the bank credit card customer service center immediately.