Ask Brianna: I´m 18. Should I worry about my credit yet?
(WorldNews Business)

Good credit opens up a world you may not have known existed, like Platform 9¾ did for Harry Potter. If you jump on the credit-building train at 18, you’ll have an easier time renting an apartment, getting a car loan and setting up your own cellphone plan when you graduate (though I can’t promise you’ll find butterbeer, like Harry did, at your final destination). But credit also makes it disturbingly easy to cover the eight pizzas your roommates decide to order. While independence is your reward for having good credit, not everyone is ready to build it responsibly in college. Know yourself, and choose a method that won’t torpedo your goal as soon as...