The Idea Behind DSIHow DSI Is Different from S&OPSignals that Demand and Supply Are Not Effectively IntegratedThe Ideal Picture of Demand Supply IntegrationDSI Across the Supply ChainTypical DSI AberrationsDSI PrinciplesDSI Should Be Demand DrivenDSI Should Be CollaborativeDSI Should Be DisciplinedCritical Components of DSI Portfolio and Product ReviewDemand ReviewSupply ReviewReconciliation ReviewExecutive DSI ReviewCharacteristics of Successful DSI ImplementationsSummary