Just forecasting is not good enough to improve your supply chain rather accurate forecasting is the key. Moving from good to great forecast is important. The realism that good forecasting can help you develop and improve your strategic plans by increasing your knowledge of the marketplace. The more accurate the forecast, the lesser safety stock is required. The better the forecast, the lower will be inventory levels and at the same time higher service levels. Higher service levels will lead to highly satisfied customer and long-term retention.