In this article we will establish an automated customer satisfaction analysis based on opinon mining. The purpose of such a system is to provide valuable insight based on reviews and social media comments in an automated manner.

Predicting the future demands for production and supplies, improving transportation routines, or automating physical inspection and maintenance are some of vast possibilities to use data science in supply chain management. While self-driving cars seem to be a future of transport, we would like to focus on optimizing “here and now”, without changing the market – just with smart, data-driven decisions.

Customer churn rate is a measurement of how often new customers try a product or service and then stop using it. It is most useful in all types of subscription services - telecoms, internet operators, electricity suppliers or insurances. The churn rate describes how "loyal" our clients are, or how frequently they resign or move to competition.