Tuesday’s need-to-know money news

imagesToday’s top story: The secret weapon you should use to build a bigger 401(k). Also in the news: Avoiding the deferred interest credit card trap, talking to your kids about money before they leave for college, and why some borrowers with older student loans could see their payments reduced.

The Secret To Building A Bigger 401(k)
A financial adviser could be the secret weapon.

When 0% Interest Isn’t 0%: Credit Card Tricks You Must Know
Avoiding the deferred interest trap.

How to talk money before they go off to college
One of the most important conversations you’ll have before they leave.

Help is on the way for some with student loans
Those with older loans could see some relief.

The Most Expensive Mortgage Mistakes You Can Make
Avoid these at all costs.