1. An audio user-interfacing method in which services are represented by audio labels presented in an audio field through respective synthesized sound sources, the method comprising the steps of: (a) storing, for each service to be represented, service access data and data associating the service with at least one said sound source and specifying at least one audio label; (b) generating an audio field in which said sound sources are synthesized at respective rendering positions to sound their associated service-representing audio labels; (c) selecting a service by identifying it through at least one of its sound source and audio label; the method further involving enabling a user to modify the audio-field layout of the service-representing sound sources and/or what services are represented in the audio field.