The performance of VMI ( vendor-managed inventory) in supply chain.

Topic: The performance of VMI ( vendor-managed inventory) in supply chain.

Question: Motivation on why the topic is relevant for practitioners and which issues and challenges companies face in relation to it. (1000 words)

For motivation on why the topic is relevant for practitioners I wish writer discuss the performance of VMI like inventory cost, forecast, bullwhip effect for both suppliers and retailers.
For issues and challenges I wish writer discuss the current issues of performance of VMI and potential challenges companies face in relation to it.