1. The service staff overcharged the cardholder during the consumption process, or stole his/her credit card information to make purchases at other merchants. This situation can happen whether it is a physical merchant or an online virtual merchant.

2. my country’s credit system is not perfect enough, and the review of bank credit and POS machine issuance is not strict. At the same time, the protection of citizens’ personal information is not enough, which has led to the intensification of credit card cash-out crimes.

3. Swiping a card is not like spending money one by one like paying cash. Once you swipe it, you feel nothing, just a few numbers, which leads to blind consumption and money flowing like water.

4. Although there is an interest-free period for credit cards, it is only for card consumption. There is no interest-free period for cashing out, and handling fees are also charged.

Extended information:

Many of the "benefits" of credit cards are actually hidden traps:

1. The short-term preferential interest rate is ultimately not worth the gain. A certain percentage of people let emergency financing turn into long-term debt. Therefore, don’t be tempted by short-term low interest rates and make unnecessary borrowing.

2. Too much personal credit limit is not only not evidence of good credit (repayment record is), but it is a risk in the eyes of financiers, which may push up the borrowing interest rate.

3. Gifts from reward programs often collect dust in the garage. Instead of spending money to get gifts, it is more cost-effective to save money directly.

Baidu Encyclopedia-Credit Card