The USPS is among one of many companies gearing up to best serve customers during the holiday season. Here's what happens ...

First class mail is typically delivered from 1-5 days, while marketing materials, periodicals and packages are delivered in one, two or three-day service.

Close to a deadline for mailing your ballot, tax return or legal document? To make sure it gets a postmark on time under the ...

Puck, a newsletter start-up catering to elite insiders, announced on Thursday that it had acquired Air Mail, a digital weekly ...