This guide presents insights from Walmart’s first-party data to help third-party sellers understand customer behavior on Walmart Marketplace. It outlines the current landscape where 90% of American households shop at Walmart, emphasizing the importance of optimizing product listings according to Walmart’s guidelines. Key strategies include using concise product titles, detailed descriptions, and multiple images to improve customer trust. The document details customer comfort levels with third-party sellers, with 35% of surveyed customers expressing high comfort. It also discusses the factors influencing purchase decisions, such as competitive pricing and product reviews. Additionally, the guide highlights the significance of Walmart Fulfillment Services in boosting sales and customer satisfaction. Sellers are encouraged to leverage Walmart Search Advertising alongside effective pricing strategies to maximize product visibility. The analysis shows a shift in shopping habits, with customers becoming more price-conscious amid inflation, presenting an opportunity for sellers to adapt and optimize their offerings to meet changing demands.