Once the treasured piece of the elite class, mobile phones have now become a prerequisite of every commoner. From school children to pensioners, from bureaucrats to fruit vendors, all depend greatly on their mobile phones. The reason can be given to its impeccable potential to perform various applications efficiently, within no time. This book on Mobile Commerce gives an in-depth insight on the role of a mobile in revolutionizing various industry verticals, specifically business and commerce. The book shows the evolution of a mobile phone from a mere gadget meant for communication to a smarter one performing business transactions. The book is divided into seven parts segregated as - Basic concepts, Technology, Key players, Key products, Security of legal aspects, the Future trends and the Case studies. The book also discusses various technologically advanced handheld devices, like Smartphones, PDA, Laptops, Tablets and Portable gaming consoles in detail. Besides, the basic technology and concepts involved in mobile commerce is discussed comprehensively. The key concepts, like mobile marketing, mobile ticketing, mobile computing, mobile payments and mobile banking are discussed vis-a-vis latest technologies, like wireless and mobile communication technology, digital cellular technology, mobile access technology and 4G and 5G systems. The book also throws light on the issues, such as mobile security hazards and the necessary measures to protect the same. A chapter is devoted to laws governing the mobile phone usage and its privacy. The Case Studies are provided elucidating the role of mobile commerce in the real-life scenarios. This book is intended for the undergraduate and postgraduate students of Communication Engineering, Information Technology and Management.