If you have a smartphone -- be it an iPhone or an Android-powered phone -- you can use a portable card reader to take credit card payments anywhere you can get an Internet connection. Smartphone ...

First, set up your phone to use Apple Pay, Google Pay or Samsung Pay. Think of it like a digital wallet in your phone that replaces your physical wallet. It contains your debit or credit card number.

If you thought tapping your credit card at a checkout lane was the bee’s knees, wait until you try using a mobile wallet. A mobile wallet is a method of storing your credit and debit cards in a ...