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FT Guide to Lean by Andy Brophy

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3

Value stream mapping

Introduction

Many of your business managers will probably be stunned when they are shown the initial results of the value stream mapping of your system(s). Mapping pre-Lean processes generally reveals that the actual work performed that your customers are willing to pay for is minuscule in comparison with the overall lead time to deliver your product or service. Regularly we perform more than 95% of work in our processes that adds no value to the end user. If businesses attack this 95% of non-value-added activity, enormous gains in productivity, quality, lead time and employee and customer satisfaction transpire.

A value stream is the series of activities required to produce a product or service family. Value stream ...

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