The rapid, commercially-driven evolution of the Internet has raised concomitant legal concerns that have required responses from both national and international law. This unique text offers a complete analysis of electronic and mobile commerce, exploring the law relating to online contracts and payment systems, electronic marketing, and various forms of cybercrime as well as the regulation of electronic communications networks and services. Written by specialists, this account also provides insights into emerging areas such as internet libel, online gambling, virtual property, cloud computing, smart cards, electronic cash, and the growing use of mobile phones to perform tasks previously carried out by computers.