1, the consumption types should be rich, online and offline consumption should be combined, and credit cards should be used in the entertainment industry as much as possible, such as KTV, bars and restaurants. 2. The single consumption amount should be appropriate. If the authorized amount of your credit card is 1000, then the single transaction amount must be less than 3,000 yuan. 3. Increase the frequency of credit card consumption. Credit cards should be swiped about 20 times a month. 4. Whether it is an entity or a network, it is best to spend 3 to 4 times a year in foreign currency.