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What is Customer Service? Definition, Satisfaction Metrics, Best Practices with Examples!

Martech Advisor

Customer service pre-purchase can be in the form of help files, FAQ’s, explainer videos, boot camps, etc. Amazon is a good example of great during purchase customer service in the form of reviews, FAQs, live chat, and even phone support. FAQ’s listing. Customer Acquisition Cost (CAC). Net Promoter Score (NPS).