Lev Mirlas, P.Eng. spent 20 years at IBM pioneering the development of multiple commerce sites on a single platform. He architected the introduction of multi-site business patterns, as well as the B2B and B2C business models patterns built into IBM's WebSphere Commerce product. Through this work, he gained unsurpassed valuable real-life experience with companies struggling to create multiple sites: experience that serves as the basis of this book. Mirlas holds multiple patents for inventions in the fields of electronic commerce and trusted computing.