value stream

The steps in order, plus a measurement of the gaps between them. Time inside a box is time something is actually changing. Time between boxes is waiting. Drawing both to one scale usually shows a stream that is mostly gap, which moves the question from how to make each step faster to why the waits are there at all.

The steps in order, plus a measurement of the gaps between them. Time inside a box is time something is actually changing. Time between boxes is waiting. Drawing both to one scale usually shows a stream that is mostly gap, which moves the question from how to make each step faster to why the waits are there at all.

Example

Best when the steps look reasonable, the whole thing takes far too long, and you cannot say where the time goes.