Commerce Server 2009 provides an e-commerce solution for Folio's online bookstore that will increase sales by 15% and customers by 20%. It offers features like online ordering, payment, delivery and a personalized customer experience. The solution is based on Microsoft Commerce Server 2009 and has a flexible architecture that allows for scalability. It also provides benefits like out-of-the-box functionality, rapid development, and integration with Microsoft products and services.