Less Manufacturing companies create value stream maps to identify where there is waste in manufacturing processes, and to help find ways to eliminate that waste. To create a value stream map you must have Visio Professional or Premium edition installed. The feature is not included in Visio Standard
This lets them take advantage of the latest product innovations and ensure uninterrupted support from Microsoft. We encourage customers to evaluate transitioning to Office with the help of their Microsoft representatives or technology partner.
How to install microsoft visio - Microsoft visio professional 2007