The document discusses analyzing a firm's external environment including the general, industry, and competitor environments. It involves continuously scanning, monitoring, and forecasting trends and changes in the sociocultural, economic, political/legal, technological, and other factors. This helps assess opportunities and threats from factors like new entrants, supplier and buyer power, and substitute products. Competitor analysis examines objectives, strategies, assumptions, and capabilities to predict competitor responses. Together, external analysis and strategic intent and mission guide business strategy formulation and implementation.