Karla Bayly, a Mexican business consultant, offers a highly innovative technique for handling credit cards:  As in a relationship with someone whose domain does not want to fall. Romance, of course, but without easements. Use your credit card, but without being its slave.

1. Find out about him / her
Before taking a step in the relationship, find out all you can about the object of our desire: cost and commissions, interest, penalties, credit limit, promotions …

2. Avoid repeating the same mistakes
From the above relations we learn to avoid tripping over the same stone. What did not work with your credit before? Or, especially: What was what you could not run?