1, the number of swipes per card is more than 5 times a week and more than 20 times a month. Reasonable monthly increase, 25-30 strokes per month is the best.
2. The credit card limit should be combined with large consumption. If it is trivial and small consumption, the bank will not treat you as a quality customer, and there are often large consumption to prove your consumption level.
3. It is forbidden to empty the quota in a large number of integers as soon as the account is issued. Basically, it was hollowed out at this time and immediately controlled by the bank.
4. It is best not to spend more than 50% of the total card amount at one time. Of course, if the amount is low, even if it is real consumption, it is best not to concentrate on brushing.
5. One card per day 1-2 is the best. Brush the same card at least 3 hours apart. Brush different cards at intervals of more than 5 minutes.
6. It is forbidden for anyone to check the balance on the POS machine before swiping the card.