The answer is twofold. If your capital flow momentum is large, you'd better have a card with a high amount, which will help you run your funds and repay them on time.

However, if your capital demand is not so great, and your regular income is inversely proportional to the credit card limit, it will be difficult to repay once your heart and brain are overheated, which will not only have a negative impact on your personal life quality and credit history.