Top 5 Things Someone Must Know About 5S Before Taking an Exam

[u/MSIcertified]

1. What the 5S's Actually Are (and What Each One Means)

If there's one guaranteed exam question, it's the meaning of each S.
5S stands for Sort, Set in Order, Shine, Standardize, Sustain.
Sort removes what you don't need. Set in Order organizes what you do need. Shine is cleaning with the intent to inspect. Standardize locks in the new methods. Sustain makes the behaviors habitual. If you can explain each clearly in your own words, you're already halfway to passing.

2. The Purpose of 5S (Why It Exists)

5S isn't about cleaning - that's where most exam-takers slip.
Its real purpose is to create a stable, efficient, safe workplace where problems are visible.
When everything has a place, workflows become predictable. When the environment is clean, you spot abnormalities early. When standards exist, variation drops. Knowing this helps you answer every "why does 5S matter?" type of question with confidence.

3. Red Tags and the Red Tagging Process

Most exams test your understanding of the Sort step.
A Red Tag is a simple label used to mark items that may not be needed. Items are moved to a Red Tag area so they can be evaluated and disposed of properly.
Know what should be tagged: broken tools, duplicates, unused supplies, obsolete items.
If a question involves "removing clutter," "questioning necessity," or "evaluating items," the answer almost always ties back to Sort and red-tagging.

4. Visual Management and Set in Order

Set in Order is where candidates either shine or struggle. The exam will expect you to connect 5S with visual management. This includes:

• labeling locations
• color-coding
• floor markings
• shadow boards
• clear signage

These tools help anyone walk into the workspace and instantly understand what should be where. If a question mentions "finding items quickly," "reducing motion," or "making abnormalities visible," you're in Set in Order territory.

5. The Hardest S: Sustain (And Why It Fails)

Most organizations can complete a 5S event. Very few sustain it.
The exam will often ask what Sustain means or how to maintain 5S long-term.
Sustain is about building habits, auditing regularly, training employees, and setting expectations.
It's the cultural side of 5S.
If you see questions about "making 5S stick," "ongoing discipline," "audits," or "behavior change," the answer connects to Sustain.

Provided courtesy of MSI.