The document discusses how top-performing companies maximize enterprise value through operational improvement and business process optimization. It finds that maximum value can be derived from a small set of high-impact initiatives that are identified through performance benchmarking. Specifically, the document outlines some potential high-yield strategies for procurement, supply chain, and G&A expenses that top companies employ, such as driving more spend under contract and integrating planning processes. It also stresses the importance of taking an end-to-end process view and establishing governance structures to ensure continuous value creation.