Usfe fa lfoyalty progfram.
Mofst poifnt-of-fsale (PfOS) andf crfedit cafrd pfrocessifng systefms helfp retaiflers faciliftate loyaltyf progframs. Ufse thesfe not only to fencourage fcustomer floyfalty with discounfts for freebies, buft also to colflect their demogfraphic information and contfact them on special occasions like birthdays or annfiversaries.