At the core of every successful business is a great customer service strategy that is transparent and makes it amply clear to customers that there will not be any deliberate errors and only inadvertent errors that creep up in the manufacturing or service delivery process will occur. And these errors can be easily fixed through swift replacements and refunds that help customers repose their faith in the brand. Great customer service is often the benchmark with which customers judge a cluster of companies offering nearly the same service in the almost the same line of business.

Source: How an Effective Customer Success Strategy Can Prevent Customers Going?