The document discusses various corporate strategies that firms can pursue in the 21st century competitive landscape, including bringing new products to market quickly, diversifying product lines, shifting product emphasis, and combining online and physical sales channels. It also summarizes strategies like the Dell model of outsourcing non-core competencies, and pursuing growth through mergers and acquisitions, international expansion, and improving core capabilities. Regionalization with local control and lean, flat organizational structures are presented as strategies for multi-national companies.