Setup
You can setup the web service source by scanning a QR code with the required data in it. This means you can provide an easy way to set up your devices without haveing to type complex URL.
To do this create a QR code, there are numerous on the web. The content of the QR code should adopt the format
<Name>,<URL>
Where <Name> is the name of the source and <URL> is the URL of the web service.