In a desperate effort to maintain the connection with fickle consumers, line-of-business executives and their allies in IT are conspiring to lower the IT drawbridge in order to deliver personalized customer experiences wherever and whenever consumers desire. This means CIOs in distributed enterprises like retailers and banks need to propagate — in a rational and controlled manner — enterprise information and intelligence to the edge of the network on consumers' and associates' devices. But traditional "store and forward" architectures no longer make the grade. Instead, CIOs in distributed enterprises should consider one of three styles of cloud computing.