The credit card account balance can be used. The balance of a credit card account refers to the available limit of a credit card. In layman's terms, the credit card limit is actually the available limit of a credit card, that is, the balance of the credit card account.

This includes the credit limit (that is, the maximum overdraft limit of a credit card) and the amount deposited into the credit card. The cardholder can use the credit card account balance by swiping the card for consumption.

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Since the card is sent by mail after the credit card application is approved, there is no guarantee that the recipient is the applicant. In order to protect applicants and banks from fraud losses, the credit card has set up a card opening procedure before it is officially launched.

Card opening is mainly done by phone or online. The relevant personal information provided during the application is checked. Once the card is met, the card opening process is completed. At this point, the applicant becomes the card holder and can officially start using it after signing on the back of the card. After opening a credit card, you generally need to set up a password for the card.

After accepting a credit card, a credit card merchant or bank must review the validity of the credit card and the identity of the cardholder.

The merchant and bank confirm that the credit card is valid, and contact the bank to request authorization according to the contract signed with the card issuer. Authorization is to further confirm the cardholder's identity and the amount that can be used. Authorization is generally made when the usage amount specified in the contract is exceeded.

After receiving the authorization notice, the card-issuing bank will issue an authorization instruction based on the deposit balance of the cardholder's deposit account and the bank's agreement to allow overdraft, and reply whether it agrees to conduct the transaction.

Credit card installment payment means that when the cardholder uses a credit card to make large purchases, the card-issuing bank pays the merchant a one-time payment for the goods (or services) purchased by the cardholder. Apply to deduct consumption funds in installments from the cardholder's credit card account, and the cardholder will repay according to the monthly credit amount.

Most banks in China have credit card installment services. Installments are generally divided into shopping mall (POS) installments, "mail order installments" and bill installments through the Internet, mail, etc. depending on the occasion. .

Some people mistakenly believe that interest-free credit cards can enjoy great discounts, but in fact they still need to pay a certain handling fee. In addition, late fees will be charged if credit card installment payments are overdue. Therefore, cardholders should repay the loan on time, otherwise not only the interest will not be waived, but also penalty interest will be imposed.

Credit card repayments must be paid in full, and you must not underestimate a few dollars. You must know that sometimes just because a few dollars are not paid off, a large amount of interest may arise. and late fees. At the same time, it will also mark a bad credit record on your personal credit. Therefore, cardholders should make regular monthly repayments in full.