MyMessagesFolderOperationCodeType - Indicates the type of operation to perform on a specified My Messsages folder. Operations cannot be performed on the Inbox or Sent folders.
If a folder has been removed, restores the specified folder in My Messages. Because the Inbox and Sent folders cannot be removed, they can also not be restored. Requires FolderName as input.
Renames a specified folder. Inbox and Sent folders cannot be renamed. To rename a folder, use FolderID to indicate the folder to rename, and FolderName to indicate the new name.
Removes a specified folder. Inbox and Sent folders cannot be removed. Removing a folder that is not empty returns an error. Requires FolderID as input.
Reserved for future or internal use.