: The Internet of Services promotes distributable, composable and tradeable services as first-class entities. Such services are assumed to encompass the full range from electronic web services to conventional business services. However, research and development of service models and platforms to realise the Internet of Services vision has largely been concentrating on pure technical services. In this case study, we have applied modelling and registration techniques to existing business services with none or few technical components. We outline the results of suitability and acceptance aspects and include an evaluation of the new Unified Service Description Language (USDL) compared to the Web Services Modelling Language (WSML) in the context of real-world service representation. 1 Background Businesses involved with e-business activities struggle to find a balance between keeping trade secrets and exposing information about their products and services on the untrusted Internet [DL02]...