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Glossary

NPS Survey

An NPS (Net Promoter Score) survey is a customer satisfaction measurement tool that asks a single standardized question — 'How likely are you to recommend us to a friend or colleague?' on a 0–10 scale — and classifies respondents as Promoters (9–10), Passives (7–8), or Detractors (0–6). The NPS score is calculated as the percentage of Promoters minus the percentage of Detractors.

What it means

Key insight

NPS is the fastest single-question proxy for customer loyalty — and a low score is an early warning system for churn that shows up long before it appears in revenue data.

Net Promoter Score was designed as a simple, standardized way to measure customer loyalty that correlates with business growth. Its single-question format makes it the highest-response-rate satisfaction metric in ecommerce: completion is a matter of seconds. The power of NPS lies in its segmentation: Promoters (9–10) are your most loyal customers and the most likely sources of word-of-mouth referral; Passives (7–8) are satisfied but not emotionally committed and could be swayed by a competitor; Detractors (0–6) are actively dissatisfied and most likely to leave negative reviews, dispute charges, or churn. Each segment requires a different response strategy. AI support agents use NPS data as a trigger: Promoters receive referral program invitations; Passives receive retention outreach with a 'what would make your experience a 10?' follow-up; Detractors receive immediate outreach to resolve whatever drove the low score before it manifests as a churn event or public negative review.

Why it matters

NPS benchmarking over time reveals whether the customer experience is improving or deteriorating before revenue impact becomes visible. A declining NPS in Q2 often predicts lower repeat purchase rates in Q3 — giving brands time to diagnose and address issues before they affect the bottom line. For Shopify stores, NPS also provides competitive context: industry benchmarks exist for ecommerce that allow meaningful comparison of where a brand stands relative to the market. AI-driven NPS follow-up — particularly the closed-loop response to Detractors — is one of the most direct ways to improve NPS scores, because it converts experiences that would otherwise compound negatively into resolved, positive outcomes.

How Bookbag helps

Automated NPS Collection

Bookbag delivers NPS surveys at strategic post-purchase moments — after delivery, after a support resolution, after a return is processed — capturing satisfaction signals at each key touchpoint.

Detractor Closed-Loop Response

When a shopper submits a Detractor score (0–6), Bookbag automatically initiates a follow-up conversation to understand what went wrong and offer a resolution — converting the signal into a recovery opportunity.

Promoter Referral Activation

When a Promoter score (9–10) is received, Bookbag surfaces the referral program and a review request — channeling expressed enthusiasm into the two most valuable forms of shopper advocacy.

Frequently Asked Questions

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