Competitive advantage refers to a company's ability to outperform its competitors by creating more economic value in the same market. It can result from access to natural resources, better technology, favorable cost structures, or other value chain advantages. Michael Porter (1985, 1989) emphasized the importance of building and sustaining competitive advantage through strategic management. He identified two main methods: cost advantage and differentiation advantage. A cost advantage occurs when a company provides the same products or services at lower costs. A differentiation advantage involves offering better products or services. Porter's works significantly influenced strategic planning and competitive strategies. His concepts led to the development of new management tools and policies. The article discusses various strategies for gaining and sustaining competitive advantage, including cost leadership, differentiation, and focus strategies. The cost leadership strategy aims to achieve the lowest costs in the industry through economies of scale, proprietary technology, and access to resources. The differentiation strategy focuses on creating a unique selling proposition (USP) to charge higher prices. The focus strategy targets a narrow market segment, allowing tailored strategies to meet specific needs. The Blue Ocean Strategy (BOS) proposes creating new market spaces rather than competing in existing ones. It aims to eliminate industry competition by breaking the value/cost trade-off and offering both differentiation and low costs. This strategy allows companies to create new value for customers and achieve sustainable growth through innovation and unique offerings. By creating uncontested market spaces, companies can attract customers and achieve profitable, non-imitable growth.Competitive advantage refers to a company's ability to outperform its competitors by creating more economic value in the same market. It can result from access to natural resources, better technology, favorable cost structures, or other value chain advantages. Michael Porter (1985, 1989) emphasized the importance of building and sustaining competitive advantage through strategic management. He identified two main methods: cost advantage and differentiation advantage. A cost advantage occurs when a company provides the same products or services at lower costs. A differentiation advantage involves offering better products or services. Porter's works significantly influenced strategic planning and competitive strategies. His concepts led to the development of new management tools and policies. The article discusses various strategies for gaining and sustaining competitive advantage, including cost leadership, differentiation, and focus strategies. The cost leadership strategy aims to achieve the lowest costs in the industry through economies of scale, proprietary technology, and access to resources. The differentiation strategy focuses on creating a unique selling proposition (USP) to charge higher prices. The focus strategy targets a narrow market segment, allowing tailored strategies to meet specific needs. The Blue Ocean Strategy (BOS) proposes creating new market spaces rather than competing in existing ones. It aims to eliminate industry competition by breaking the value/cost trade-off and offering both differentiation and low costs. This strategy allows companies to create new value for customers and achieve sustainable growth through innovation and unique offerings. By creating uncontested market spaces, companies can attract customers and achieve profitable, non-imitable growth.