To get genuine and quality feedback from the Customer is called the Voice of Customer. By gathering the VOC data, you can analyze what Customer is asking to improve the product or service. By doing necessary improvement on that points so that Customer get the best experience towards the product you selling or service that you were providing. There are some methods to collect the data from the customer experience that you should know to increase the sales and retention ratio of the Customer. The best way to collect and use the data is to collect data from customer experience.