Credit card is an overdraft function of credit card, which is beneficial to travelers or other people in urgent need of money. However, for those who use credit card overdraft to meet their cash needs, they can make up for the previous deficit by constantly running bank card overdraft card of other banks. For such people, although they can satisfy their vanity at present, they will eventually receive it because they can't afford to pay the bill. Will be punished by law, and if the credit card, even if it pays interest within the repayment period stipulated in the short skirt, I don't want you to be higher than ordinary bank loans. Some decoration credit cards can make use of their investment function in an emergency, but it is not a way to make money for people with bad hobbies in Yixing. I hope you can use your credit card carefully.