It can be related to any operations like restaurant, factory, industry where the people are working and by seeing them we will do the $4$ step observation Step $1-$ General Observation and Waste Walk

$$ What is the issue$/$problem$?$

$$ What is not there?

$$ What is not working but being accepted as given?

$$ What is working well?

$$ Identify any of the $8$ types of waste including when and

how often they are occurring

Step $2$ develop a SIPOC

Step $3-$ Draw a spaghetti diagram for each relevant flow Step $4-$ Initial Data Collection