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Value stream mapping is a visual tool that helps us document all the activities required to fulfill a request from our customers.

It is a great way to isolate, communicate and quantify what you doing that adds value versus what you doing that is waste.

It helps to visualize the overall process not just a single process by providing a wholistic view of how things really work in the production line. It also allows you see the things from a customer perspective.Mostly it allows you to see waste in the process and a link between material and information flow. This helps you see the blue print of improvement and implementation.

Companies mostly use this tool to identify shortfalls in the production process of a product from its creation to handing it over to a customer.

A company could measure improvements by observing and compare the time, money and resources spent in a production process. Are the customers getting their product in short time? Is the product production cost less now than it did last year? Is there improvement On the overall process or just one part of it that would lead to bottle necks?