MailItem.Session Property (Outlook)
Returns the NameSpace object for the current session. Read-only.
Syntax
expression .Session
expression A variable that represents a MailItem object.
Remarks
The Session property and the GetNamespace method can be used interchangeably to obtain the NameSpace object for the current session. Both members serve the same purpose. For example, the following statements do the same function:
Set objNamespace = Application.GetNamespace("MAPI")
Set objSession = Application.Session