PRACTICAL GUIDE
How to turn customer reviews into useful themes
A useful review analysis makes its reasoning easy to check. Keep the original comments, use consistent labels, and distinguish what customers said from what you think the business should do next.
Ladyfemi Studio · Published 17 September 2026
Define the material and the question
Choose a bounded question, such as “Which details do customers need explained more clearly?” Record which products, dates and review sources are included. Remove duplicates deliberately and document what you excluded.
Use material you are entitled to analyse. Remove names, contact details and unrelated personal information. Give each review a stable ID so you can refer to the evidence without displaying a person’s identity.
Try it on eight fictional reviews
Every comment below is invented for this demonstration. These are not real customer reviews or evidence about a real product.
| ID | Comment |
|---|---|
| R01 | The cork underside kept the mat in place on my desk. |
| R02 | I was unsure which side should face down; an instruction would help. |
| R03 | The 80 × 30 cm size fits my keyboard and mouse. |
| R04 | I wanted a care guide explaining how to clean the top. |
| R05 | I could not find any cleaning instructions. |
| R06 | My keyboard fits, but I need more space for my mouse. |
| R07 | The cork base stayed put, and the navy colour matched the description. |
| R08 | The size matches the description, although I would prefer a larger option. |
Label the subject and the sentiment separately
A size comment can be praise, a limitation or a request. Putting all size comments in a “complaints” bucket would lose that distinction. A review can also discuss more than one subject.
| Theme | Reviews mentioning it | Evidence |
|---|---|---|
| Setup or care instructions | 3 of 8 | R02, R04, R05 |
| Size or fit | 3 of 8 | R03, R06, R08 |
| Grip | 2 of 8 | R01, R07 |
| Colour accuracy | 1 of 8 | R07 |
Count a review once within each theme, even if it repeats the point. Theme counts can overlap: R07 appears in both grip and colour accuracy. The counts total nine mentions across eight reviews.
Separate an observation from an action
Observation: three of the eight fictional reviews ask for setup or care information. Possible action: check the existing instructions, obtain approved care guidance and make that information easier to find.
Observation: three reviews discuss size, with different experiences. Possible action: keep dimensions prominent and explain how to check available desk space. A new larger product would need further evidence and a separate business decision.
The review set alone does not establish safe cleaning methods, the cause of a problem or the sales impact of a proposed change.
State what the counts can and cannot mean
“Three of these eight reviews mention instructions” describes this selected set. It does not mean that the same proportion of all buyers had that experience. Reviews may be self-selected, incomplete or unevenly distributed across products and time.
Keep small counts visible, explain grouping choices and preserve conflicting comments. If a theme depends on an ambiguous phrase, flag the uncertainty rather than silently choosing the interpretation that fits your recommendation.
Make the report easy to use
For each theme, provide the evidence IDs, a short description, the limits of the evidence and a proposed next step. Prioritise actions for discussion, taking account of what needs confirmation and who can make the decision.
See Ladyfemi’s fictional report-format sample ↗
Our £99 review-insights project covers up to 300 supplied reviews across up to three products or services, with a PDF, editable source notes and one revision.