The growth of the Internet continues to influence our lives and businesses. Irrespective of their type and size, all firms and organizations are rethinking their strategies and operations. An increasing number of businesses are using e-commerce to gain competitive advantage. However, doing e-commerce is complex and requires understanding a vast array of topics. This book provides coverage of essential topics in E-commerce i.e. technology infrastructure, building blocks of e-commerce, online marketing, online payment systems, online business models, online business environment issues, website usability, e-commerce strategy, mobile commerce, and e-CRM/e-SCM. Compared with available texts on e-commerce, the perspective of this book is global e-commerce. The book is written in simple language, provides up-to-date coverage of material and associated research, and filled with examples to support material presented. This book is useful for undergrad and graduate students, professionals,and anyone looking to gain a solid foundation to continue their learning of dynamic e-commerce environment.