eBay Inc. operates one of the world's largest online marketplaces, serving over 190 markets globally. The company's core platform enables individuals and businesses to list, buy, and sell a vast array of new and used merchandise. eBay's business model relies on charging sellers listing fees and commissions on completed sales, alongside generating revenue from first-party advertising and payment processing services. In recent years, the company has strategically focused on specific high-value categories such as trading cards, luxury watches, sneakers, and automotive parts, while heavily promoting consumer-to-consumer (C2C) transactions and the circular economy. The company also owns specialty subsidiaries like TCGplayer and operates localized platforms in various international markets.