This is the trick to choose the fastest line at the supermarket

Waiting in line at the supermarket can be a tedious moment for shoppers due to the large amount of time it takes. This is why an aeronautical engineer, David Gozalo, explains a method to always select the fastest line at the supermarket .

This helps people who are in a hurry, Streamlining the process of purchasing and paying for groceries To use this method you must take into account two key factors, which determine the time it takes a line to advance: the number of people in the line and the items they are carrying .

According to the analysis, When a customer has a cart full of products and is alone, the process is usually slower. However, when there are two people at the same cart, one can place the products waiting to be scanned while the other bags and pays.

How do you know which is the fastest line at the supermarket?

Gozalo proposes a scoring system in which a value is assigned to each type of customer in the line. Customers with few items receive a low score, those with small baskets receive a medium score, and those with full carts receive the highest score. .

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Based on this analysis, it is estimated that queues with many customers and few items can be faster than those with few people with full carts , due to payment efficiency.

Another phenomenon analyzed was that supermarkets operate faster when they are full than when there are no people , since customers speed up the process to finish quickly. Otherwise, customers are in a more relaxed and slow environment.

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Finally, he points out that one of the fastest payment methods is when supermarkets use a single queue system that distributes customers to several checkouts , since if one is blocked, the queue can continue moving forward.

MBV