protected function hasArfMail()
    {
        if ($this->arfMail === false) {
            $this->warningCount++;
            Log::warning(
                get_class($this) . ': ' .
                "The feed referred as '{$this->feedName}' has an ARF requirement that was not met"
            );
            return false;
        } else {
            return true;
        }
    }