Reverse buying platforms have become increasingly popular in recent years, offering customers the convenience of purchasing products from various international websites. To enhance user experience and foster loyalty, these platforms must understand and cater to the diverse preferences and behaviors of their users. Shopping spreadsheets play a pivotal role in this process, enabling platforms to mine user data from different shopping websites and provide personalized product recommendations.Deep Data Mining for User Preferences:Personalized Product Recommendations:Planning Promotions and Package Deals:Meeting Diverse User Needs:Enhancing User Dependence and Loyalty:Shopping spreadsheets, therefore, are not just tools for data organization but are strategic assets that enable reverse buying platforms to optimize user experience, drive sales, and build lasting relationships with their customers.