GSI Commerce, Inc. is a provider of e-commerce and interactive marketing services to large businesses that sell products directly to consumers (b2c). The Company has two segments: e-commerce services and interactive marketing services. For e-commerce services, the Company delivers customized solutions to clients through an integrated e-commerce platform, which comprise three components: technology, fulfillment and call center services. For interactive marketing services, it offers online marketing and advertising, user experience and design, studio, and e-mail marketing services. The Company provides services to approximately 200 clients, which include Aeropostale, American Eagle Outfitters, Avis, British Airways, CBS, Christopher & Banks, Dick’s Sporting Goods, Estee Lauder, Major League Baseball, the NFL, Reuters, RalphLauren.com, among others. In April 2009, the Company acquired Silverlign Group Inc. In November 2009, the Company acquired Retail Convergence Inc.