Shoppers use extra mail-in discount coupons at J.C. Penney store in the Glendale Galleria shopping mall on Black Friday in Glendale, Calif., in this photo from 2014.
Shoppers use extra mail-in discount coupons at J.C. Penney store in the Glendale Galleria shopping mall on Black Friday in Glendale, Calif., in this photo from 2014. Damian Dovarganes AP
Shoppers use extra mail-in discount coupons at J.C. Penney store in the Glendale Galleria shopping mall on Black Friday in Glendale, Calif., in this photo from 2014. Damian Dovarganes AP