Major problems associated with product proliferation include higher production, inventory, and record-keeping costs; increased expenses associated with trade promotions and slotting fees; added consumer confusion and stress; and increased susceptibility to stockouts. This article describes how a firm can limit product proliferation without incurring reduced sales or lowering consumer loyalty. An effective product proliferation reduction program needs to be based on several principles: resisting the temptation of asking consumers if a greater assortment is required; classifying goods into consumer behavior-based tiers; using interfunctional product pruning teams; practicing mass customization, where appropriate; placing absolute limits on product choice; and implementing effective strategies for product pruning.
