"E-commerce" by Sanjivan Saini provides a comprehensive overview of the world of electronic commerce, covering a wide range of topics that are essential for understanding and succeeding in the rapidly evolving digital business landscape. The book is divided into several units, each focusing on different aspects of e-commerce. Here's a brief overview of the included units: 1. Introduction to E-commerce:  This unit introduces readers to the fundamental concepts of e-commerce, including its definition, history, benefits, and various types of e-commerce models (B2B, B2C, C2C, etc.). It lays the groundwork for understanding the subsequent units. 2. Global Activities:  This unit delves into the global nature of e-commerce. It explores how e-commerce transcends geographical boundaries, enabling businesses to engage in international trade, cross-border transactions, and global market expansion. It covers topics such as global logistics, supply chain management, and global operating strategies. 3. Export Management:  This unit focuses on the process of exporting products and services to international markets. It covers export management strategies, documentation, international trade regulations, customs procedures, and the role of export intermediaries. 4. Selection:  In this unit, the book likely discusses various factors involved in the selection process, such as choosing the right e-commerce platform, technology considerations, payment gateways, security measures, and user experience design. 5. Maintenance:  This unit probably covers the maintenance of ecommerce operations. It might include topics such as managing and updating online storefronts, ensuring data security, handling customer support and inquiries, and adapting to changing technological and market trends. The book "E-commerce" by Sanjivan Saini seems to provide a comprehensive exploration of e-commerce, ranging from its foundational concepts to its global impact, export management intricacies, selection of technology and platforms, and the ongoing maintenance required for success in the digital business realm. Readers can expect to gain insights into the complex and dynamic world of electronic commerce and its role in shaping modern business practices.