This report provides a comprehensive analysis of Starling Bank's business strategy, examining its macro and micro environments, internal capabilities, and competitive forces. The analysis begins with an overview of Starling Bank, a digital challenger bank in the UK, and its vision, mission, and objectives. It then delves into the macro-environment using PESTLE and SWOT frameworks, assessing political, economic, social, technological, legal, and environmental factors, as well as the bank's strengths, weaknesses, opportunities, and threats. The report also evaluates Starling Bank's internal environment and capabilities through stakeholder analysis, strategic capabilities, resource-based view, McKinsey's 7S model, and VRIO framework. Furthermore, it applies Porter's Five Forces to assess the competitive forces within the market sector. Finally, the report discusses strategic planning, including strategic priorities and objectives, to improve Starling Bank's competitive edge and market position. The document concludes with a strategic management plan.