Hacker News
- Why UPS Trucks Rarely Turn Left https://priceonomics.com/why-ups-trucks-dont-turn-left/ 127 comments
- Why UPS Is So Efficient: 'Our Trucks Never Turn Left" http://www.businessinsider.com/ups-efficiency-secret-our-trucks-never-turn-left-2011-3 5 comments
- How UPS trucks saved millions of dollars by eliminating left turns http://gadgets.ndtv.com/transportation/features/how-ups-trucks-saved-million-of-dollars-by-eliminating-left-turns-1657808 92 comments
- Why UPS Trucks Don't Turn Left http://priceonomics.com/why-ups-trucks-dont-turn-left/ 11 comments business
- UPS Trucks Do Not Turn Left http://www.businessinsider.com/ups-efficiency-secret-our-trucks-never-turn-left-2011-3 6 comments reddit.com
- UPS Trucks Never Turn Left. Good Engineering or Viral Marketing? http://immaturebusiness.com/2011/04/ups-trucks-never-turn-left-good-engineering-or-viral-marketing/ 2 comments reddit.com