Sometimes you need to sign or fill out PDF forms while you're away from your Mac. Here's how to get that paperwork done on your iPhone or iPad.

A step-by-step guide to help you fill out a W-4 Fact checked by Vikki Velasquez ... the extra tax withheld from your paycheck can help make up for those other sources of income. Step 4 of Form W-4 can ...

You must now fill out the SSA-632 form, explain that it was not your fault because you reported the change on time, and that your current income only covers rent, food, and medication.