The document analyzes the e-commerce giants eBay and Amazon, detailing their founding, business models, market segments, and competitive strategies. eBay operates as an auction-based platform focusing on collectibles, while Amazon has transitioned into a comprehensive online retail platform prioritizing customer-centric services and a wide product range. The analysis concludes that eBay should shift focus to B2B initiatives due to market saturation, while Amazon should continue its competitive edge in the B2C sector.