A W-4 form tells your employer how much federal income tax to withhold from your paycheck. Filling it out correctly helps prevent overpaying throughout the year or owing money when you file your tax ...

The next time you're standing in a checkout line, imagine the cashier asking, “Would you like me to keep your credit card on file for future purchases?” That would feel odd—maybe even unsettling. Yet ...

Letting your browser store payment info may feel harmless, but it can expose you to malware, breaches, and data theft. I show you what to do instead. When the IBM PC was new, I served as the president ...