Parents might add their children to help launch them into adulthood. Or spouses may share an account, with one spouse as the authorized user.

In pursuit of well-heeled fliers, airlines and credit card companies are stocking their elite lounges with caviar, sushi bars and big-name chefs.

Is the Amex Green Card's bonus worth it? A review of its travel & transit benefits, membership rewards, and LoungeBuddy access. Learn if the annual fee is justified.

Scams are growing more sophisticated, but experts say steps like limiting data sharing, freezing credit and using two-factor ...