vices It is easy to predict that location-based services and applications will become one of the key dimensions in UMTS. A location-based service is provided either by a teleoperator or by a third-party provider that utilizes available information regarding the terminal location. Computer Games Playing a computer game interactively across a network is one example of an application that can be part of the interactive class. However, depending on the nature of the game, Understanding Changing Telecommunications - Building a Successful Telecom Business i.e. how intensive data transfer is, it may belong to the conversational class with high requirements for the maximum end-to-end delay. 5.4.4 BACKGROUND CLASS Examples of background communication are status information, remote measurement and M2M communication. M2M communication is used for example for file transfer between operational systems and between operational and supervisory systems. Remote supervision including alarms is shown in Figure 5.9. A terminal module (with- out screen and buttons) sends information about status and position. The module can be placed in different machines and vehicles. The information will be presented in a mobile terminal or computer. A service technician takes care of appropriate actions. Data traffic applications such as e-mail delivery (including attachments), SMS, down- loading information from databases and reception of measurement records can be delivered background since such applications do not require immediate action. The delay may be seconds, tens of seconds or even minutes. Among background services are also: Telemetry. Corporate database access. This application is used for field services etc. Fleet management (couriers, trucking, taxi) including positioning. This service might be very common and bound to proliferate, for example in combination with vehicle navigation systems. Information push (news, financial data, sports, traffic, weather and SO on, possibly with positioning). Other non-real time services, for example 