When pierre m. Omidyar founded eBay in 1995, the key to e-commerce success was rela-tively simple: Es-tablish a Web site where Web surfers go to spend time and shop. By that measure, eBay.com became one of the Web's most successful sites, with 233 million registered users looking to auction off items or find bargains. Indeed, the average eBay user today spends nearly two hours a month on the site-still more than five times what people spend on Amazon.com.
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