eBay Inc. is an American internet consumer-to-consumer corporation that manages eBay.com, an online auction and shopping website in which people and businesses buy and sell a broad variety of goods and services worldwide. Founded in 1995, eBay is one of the notable success stories of the dot-com bubble; it is now a multi-billion dollar business with operations localized in over thirty countries. eBay expanded from its original "set-time" auction format to include "Buy It Now" standard shopping; shopping by UPC, ISBN, or other kind of SKU (via Half.com); online classified advertisements (via Kijiji or eBay Classifieds); online event ticket trading (via StubHub); online money transfers (via PayPal) and other services.

Source: Wikipedia