protected function _isOptionVisibilityRequired($name, $destCountry)
    {
        $suboptions = $this->_getOptionVisibilities($destCountry, Fontis_Australia_Model_Shipping_Carrier_Australiapost_Source_Visibility::REQUIRED);
        foreach ($suboptions as $suboption) {
            if (stripos($name, $suboption) === false) {
                return false;
            }
        }
        return true;
    }