This article analyzes the advantages, disadvantages, and characteristics of the eBay marketing model from the perspective of a data analyst, offering optimization suggestions for operational strategies. eBay attracts sellers with its auction model and low barriers to entry, but challenges exist in backend operations, payment methods, buyer orientation, and fee structure. To succeed, sellers should improve their English proficiency, expand payment channels, strictly control product quality, optimize fee management, and emphasize data analysis. This holistic approach is crucial for navigating the complexities of the eBay marketplace and achieving success.