subject: Smartphones For Smart Payments: Benefits Of Using Credit Card Processing By Phone [print this page] Businesses today have more options for accepting payments than they ever have had before. Credit card processing has certainly come a very long way since those ancient imprint devices. And now smaller businesses as well as roving or mobile businesses have an exciting new method of accepting payment by using credit card processing by phone. But is it right for your business? Are there options for what kinds of phones you can use.. and do you need credit card processing by phone?