NPS Requires Much Larger Sample Sizes Than Alternatives

test your strength game

At Market Strategies, we receive all sorts of questions about Net Promoter Score (NPS): Where did it come from? What are its major pros and cons? Is it the Holy Grail of marketing research or not? I answered many of these three years ago in an article for the AMA’s Marketing Research Magazine. This post addresses the surprising […]

Strengths and Limitations of the Customer Effort Score

Unhappy customer on phone

The Harvard Business Review article “Stop Trying to Delight Your Customers” espouses the Customer Effort Score (CES) as a superior predictor of customer loyalty as compared with two other widely used metrics—Customer Satisfaction (CSAT) and the Net Promoter Score (NPS). While the article on the whole offers strong, if not always unique, perspectives on the […]