"IGNOU BCOS 184: E-Commerce" is meticulously crafted as a comprehensive in-depth guide tailored specifically for Ignou students, providing a profound exploration into the principles, practices, and implications of electronic commerce. Delving into the intricate realms of digital business transactions, this resource navigates through the foundational concepts, technological infrastructure, and business models that underpin e-commerce operations. From understanding the evolution and scope of e-commerce to exploring the legal, ethical, and security issues associated with online transactions, it offers insightful analyses and practical examples to enhance students' understanding of the digital marketplace. Whether examining the various forms of e-commerce such as business-to-business (B2B), business-to-consumer (B2C), or consumer-to-consumer (C2C), this guide equips students with the essential tools and knowledge to navigate the complexities of the e-commerce landscape. Ideal for business students, entrepreneurs, and professionals seeking to harness the potential of digital technologies for business innovation and growth, it illuminates the transformative impact of e-commerce on contemporary business practices, consumer behavior, and global markets.