This report delves into the application of data analytics to enhance e-commerce profitability. Using a dataset of book sales, we explore data mining techniques, including clustering and linear regression, to identify key areas for improvement. The analysis reveals specific geographic regions and product categories that require strategic focus. Recommendations are provided for optimizing sales, including targeted marketing campaigns, free shipping strategies, and data-driven inventory management. The report also includes Python code examples and visualizations to illustrate the analytical process.