How you fill out Form W-4 determines how much your employer withholds for taxes. You need to get it right so you don’t end up overpaying or underpaying.

Here's what's changed in the W-4 and how to fill one out. Purpose of a W-4 form If you're like most employees, you probably last filled out a W-4 form when you were hired at a new company.

That said, filling out the W-4 by hand may give you a few good ideas on how you can reduce your tax burden, so you have more ...