Amazon Marketplace, especially for small and medium-sized businesses, represents a strategic tool for selecting and positioning products. While research exists on market access criteria, evaluating a product's potential and the competition requires more precise approaches. This study proposes an integrated methodological framework based on three axes: keyword relevance, market size, and level of competition, adapted to the context of sellers on Amazon. The methodology combines quantitative and qualitative techniques. Tools such as Helium 10 and Keepa are used to analyze keywords, pricing, and competitive dynamics, along with market research. Keyword frequency analysis and the identification of commercial terms allow for measuring visibility and opportunities of interest. Subsequently, financial viability is assessed by considering profit margins and inventory turnover. Keepa helps identi...