From Harvard Busi­ness School: The customer rewards cards that clutter wallets and clog key chains of many a shopper may soon be no more, as retailers move from phys­ical to digital (read: mobile apps) forms of loyalty program member iden­ti­fi­ca­tion. It’s a smart deci­sion. Unfor­tu­nately, it’s one of the only smart deci­sions retailers are making when it comes to customer loyalty schemes. · Go to Customer loyalty programs that work →