This document discusses how companies can use information resources strategically. It covers: 1) How information usage in organizations has evolved from an efficiency model to a value creation model. 2) Porter's five forces model and value chain model which show how information resources can influence competitive forces and be used to lower costs or add value. 3) The resource-based view for gaining competitive advantage through valuable and rare information resources. 4) Strategic alliances like supply chain management which link information systems across organizations. 5) Potential risks of using information strategically like competitors responding or technologies becoming available publicly.