Seven-Eleven Japan was able to reduce the number of vehicles required to serve each store, from 70 in 1974 to 11 in 1994. The company has made a lot of improvements in its supply chain to achieve this. Determine how the company has benefitted through improvements that it has done over these two decades in the following sub-domains of its supply chain:

What was the main objective of using a POS register? (1 mark)

How did it impact the merchandising mix of each store? (1 mark)

How was it used to improve sales per store? (1 mark)