The report highlights the importance of managing product portfolio complexity reduction at the "Other end of innovation." Many companies struggle to phase-out old, low volume or low margin products at the same pace that new products are added, leading to internal inefficiencies and potential margin erosion. The report suggests that companies should devote more attention to developing efficient and effective approaches for product phase-out. The concept of "product range pruning" or "tail cutting" can be seen as a specific part of the wider notion of product portfolio management. The report provides some fundamental concepts that have produced tangible results for its clients.