If you are looking to reduce confusion in your business and shorten your business' lead times then this book can help.
It includes a step-by-step approach and a number of case studies to help you apply this approach to your own business.
It is free between 22nd March 2014 and 26th March 2014.
The link is: http://www.amazon.co.uk/dp/B00J3QS1DU
...fixing MRP systems and re-engineering business processes