The progress of broadband ICT is having a big impact on individual lifestyles and corporate activities. For corporate strategy, broadband use goes beyond improving management efficiency to contributing to enhancing customer services and developing new markets. In addition, the shape of corporate organizations and their behavior is changing along with recent changes in the business environment and development of broadband networks. It will become increasingly important for future business strategies to go beyond resources limited by business units within conventional corporate organizations to take positive initiatives with kwledge and competences outside the company as well as with the dynamic use of ICT, through such means as external strategic alliances, virtual corporations, mergers and acquisitions, and outsourcing. This book describes that the full utilization of ICT based on fixed and mobile wireless broadband communication platforms supports managerial speed and excellence, while making it possible to formulate new business models.