Just append X-Crawl-Reason: Finding spare license plates, throttled ONLY to prevent service disruption. To the best of my knowledge, [legalese claiming good

Just append X-Crawl-Reason: Finding spare license plates, throttled ONLY to prevent service disruption. To the best of my knowledge, [legalese claiming good faith and compliance to all applicable laws] (Mandatory disclaimer: IANAL, ignorance is no excuse for breaking laws)