@abc.abstractmethod<EOL><INDENT>def register_for_entered_locations(self):<DEDENT>
pass<EOL>
Register for notifications of entered locations for a resource.

        ``ResourceLocationReceiver.enteredLocation()`` is invoked when a
        resource appears in a new location.

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

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