This is a .NET interface created when processing a COM coclass that is required by managed code for interoperability with the corresponding COM object. This interface implements all events of earlier interfaces and any additional new events. Refer to this interface for information about all events of the COM object. However, use the Folder interface to access methods, properties, and events of the COM object.
Assembly: Microsoft.Office.Interop.Outlook (in Microsoft.Office.Interop.Outlook.dll)