Walkthrough: Creating and Using a Codeunit Web Service (SOAP)
https://msdn.microsoft.com/en-us/library/dd339004(v=nav.90).aspx
Walkthrough: Registering and Using a Page Web Service (SOAP)
https://msdn.microsoft.com/en-us/library/dd355316(v=nav.90).aspx
Walkthrough: Creating a Web Service using Extension Codeunits (SOAP)
https://msdn.microsoft.com/en-us/library/dd338962(v=nav.90).aspx
Walkthrough: Configuring Web Services to Use SSL (SOAP and OData)
https://msdn.microsoft.com/en-us/library/ee414240(v=nav.90).aspx
Walkthrough: Configuring Web Services to Use SSL (SOAP and OData)
https://msdn.microsoft.com/en-us/library/ee414240(v=nav.90).aspx
Walkthrough: Creating and Interacting with a Page Web Service (OData)
https://msdn.microsoft.com/en-us/library/hh166960(v=nav.90).aspx