Shoppers who use their smartphones to "check in" to some Company A stores will be greeted by Company A employees, who find them using the global-positioning systems on their mobile devices and then direct them to the flat-panel televisions and French Connection ankle jeans they searched for earlier online "It's the equivalent of walking into a coffee shop and not having to say anything as someone prepares your coffee with just the right amount of cream and sugar,” notes Michael Archer of Kurt Salmon management consultants, who had helped design Citibank's American Airlines loyalty cards.