Whatever happened to: "Yes, sir." "No, sir." "Yes, sir." "Thank you, sir." "No sir, I won't, sir." "Enjoy the rest of your day, sir." ... ?? ...
... based on the hypothesis that:
1. police officers respond positively in interactions with people who make an attempt to be civil and treat them with respect;
2. most police -- at least American -- would rather be sitting in Dunkin Donuts.