Few days back, I read an article about the courier company UPS, who introduced a right turn policy for their trucks and saved millions of USD annually, from 2000s onward. The logic is very simple, After analysing driving routes and realising that the left turns resulted in wasting fuel waiting in traffic, UPS rearranged their routes so that drivers turned right 90% of the time. Due to the proper planning of right turns, the total distance travelled has also decreased drastica