The expectations, working methods and tools used by employees in all organisations have changed as a result of advances in communications technologies.  Mobile technology has had the greatest impact;  while the mobile phone initially seemed like a simple extension of the familiar desk phone system, the evolution of mobile networks from mainly carrying voice traffic to predominantly carrying data, has created a more sophisticated and complex challenge for those responsible for managing fleets of mobile users.Although mobile  devices can be purchased as office equipment without reference to IT departments, and little consideration to their ongoing use and appropriate tariffs, the fact that many are now smartphones, PDAs  or dongles to connect tablets, notebooks or laptops, introduces a wide range of IT issues around control, management and security.  In combination with the requirements for managing connectivity, these issues place an increasing burden on already stretched IT departments