Ten Rules When to Use a FIFO, When a Supermarket – The Rules

Information Loop
FIFO vs. Supermarket

Lean manufacturing pull systems use both FIFO lanes and supermarkets to manage the material and information flow. In my previous post we covered the basics about supermarket and FIFO lanes. Now we go into details about the ten rules when to use a supermarket instead of a FIFO.

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Ten Rules When to Use a FIFO, When a Supermarket – Introduction

Information Loop
FIFO vs. Supermarket

It is generally accepted knowledge that a lean manufacturing pull system uses both FIFO lanes and supermarkets to manage the material and information flow. However, there are few guidelines on when to use a supermarket and when to use a FIFO lane. This post is the first of a two-part series that will give ten general rules of thumb for when to use a supermarket instead of a  FIFO lane. The second post will go into more detail about the ten rules.

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Hell is Other People – Workplace Conflict between Managers and the Managed

Little birds and big bird on wire
The boss and the bossed …

Throughout the history of industry, there has been a constant conflict between managers and subordinates. For some reason, we just don’t get along well with each other. Or, as philosopher Jean-Paul Sartre phrased it, “Hell is other people.” In fact, large advances in mechanization and automation were due to managers wanting to take power away from workers or to get rid of workers altogether.

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Internal Threat to the Toyota Production System Due to New Hiring Practices

Mutual trust still valued at Toyota?
Mutual trust still valued at Toyota?

Toyota with its Toyota Production System is the archetype of lean manufacturing, which also makes it to one of the most successful companies on earth. This success is due to outstanding cooperative management at Toyota; however, recent changes in hiring practices threaten the Toyota Production System.

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The Tale of Taylor and Gilbreth

Frederick Winslow Taylor
Frederick Winslow Taylor
Frank Bunker Gilbreth Sr.
Frank Bunker Gilbreth Sr.

Modern workplace management undoubtedly started with Frederick Winslow Taylor (1856–1915), who almost single-handedly created modern industrial management. He was the first to measure industrial work and apply the results to improve efficiency. Even so, efficiency was greatly improved by Frank and Lillian Gilbreth (1868–1924 and 1878–1972 respectively). Unfortunately, Frederick Taylor and Frank Gilbreth were at war with each other. This post looks into the history of how the conflict started, and how Lillian Gilbreth resolved the conflict after their deaths.

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Know Your Priorities!

Is this really your Focus Area?
Is this really your Focus Area?

The concept of lean manufacturing originated on the shop floor at Toyota. Since then it has expanded into many other areas, including but not limited to lean healthcare, lean administration, lean logistics, lean services, lean hotel, lean military, lean banking, or any lean whatever topic. There is even a lean government, albeit I am somehow skeptical on that one. Even so, most practitioners of lean work in manufacturing. Hence it comes as no surprise that most lean efforts are focused on the shop floor. However, while there is usually much improvement potential on any given shop floor, it is not necessarily the area you most want to improve.

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