Create a WCF service reference in Visual Studio

In order to create a WCF service reference in Visual Studio you must choose the command Add Service Reference... under the Project menu.
This opens the Add Service Reference dialog: 

In the dialog enter the http or the https based base address of the TcAdsService and press the GO button.
This will load the service meta data and create the needed client code.
After that the service reference will be listed in the Solution Explorer with the chosen namespace.