Purveyors of debit cards are puzzling over how to advertise a product that many consumers have never heard of and don't know how to use.

MasterCard and Visa have created awareness with national advertising, and the number of debit card users is on the rise. But debit cards still fall far short of credit cards' mass-market proportions.

Limited Time Offer

Save $400 off your subscription. Special offer ends April 30, 2017.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.