Hello, Section 11.2.5.1 states “expanded […] stream properties” Is there something more in the standard about expanding stream properties when and how to do this? Christof 11.2.5.1 System Query Option $select The $select system query option requests that the service return only the properties, dynamic properties, actions and functions explicitly requested by the client. The service returns the specified content, if available, along with any availabl e expanded navigation or stream properties