@abc.abstractmethod<EOL><INDENT>def register_for_new_items(self):<DEDENT>
pass<EOL>
Register for notifications of new assessment items.

        ``ItemReceiver.newItems()`` is invoked when a new ``Item`` is
        created.

        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure occurred

        *compliance: mandatory -- This method must be implemented.*