OMAHA, Neb.--(BUSINESS WIRE)--First Bankcard, a division of First National Bank of Omaha and a leading issuer of credit cards, has introduced a new mobile app feature that provides an easier way for credit card customers to access rewards. Customers participating in an eligible First Bankcard credit card rewards program can now redeem their rewards for cash back, brand-name merchandise and more, all from their mobile device. This convenient option is available to 300 First Bankcard banking part