Introducing Cards for Mobile Banking. Your card, on your terms. Cards for Mobile Banking allows you to turn your credit or debit card "on" or "off" anytime. When they’re “off”…no one can use your cards. Turn them “on” when you’re ready to use them: Helps safeguard your cards from fraud Lets you define areas where your card can be used Limit purchase by the type of merchant  Set limits on the dollar amount Instantly change your settings, giving you complete control over your credit or debit card. Questions? If you have questions, please visit our Help Center, or contact us for assistance.