What Sentiment Analysis Does
Every review in TrailerBase is automatically tagged by AI with a sentiment — Positive, Neutral, or Negative — and its text is mined for themes: recurring topics like cleanliness, price, communication, pickup experience, ease of booking, and more. Over time those signals power a dashboard that tells you not just what people are saying but which themes are rising and falling.
The Three Sentiment Labels
Positive
The reviewer's overall impression is favorable — even if they mention a minor gripe. Most 4- and 5-star reviews land here, but so do some 3-stars with genuinely warm text.
Neutral
Mixed or matter-of-fact reviews. Factual descriptions of the rental without strong emotion, 3-star reviews with balanced pros and cons.
Negative
The overall impression is unfavorable. Most 1- and 2-star reviews, and any 3-star where the text outweighs the rating.
Sentiment is set by the text, not the stars. A 5-star review with "I expected better" phrasing might be classified Neutral. A 3-star with a warm story might be Positive. Trust the text signal — it is often more honest than the star.
Themes
Themes are topics the AI recognizes across the review body. Out of the box the engine recognizes:
- Cleanliness
- Price / value
- Communication
- Pickup / dropoff experience
- Trailer condition
- Ease of booking
- Hitch / towing experience
- Staff friendliness
- Documentation and paperwork
- On-time availability
You can add organization-specific themes under Settings > Reviews > Themes — for example, if you run event trailers, add "setup help" as a theme.
The Theme Trend Dashboard
Open Reviews > Insights to see:
- Sentiment mix over time — a stacked area chart of Positive, Neutral, Negative by week or month.
- Theme frequency — how often each theme appears in the period.
- Theme sentiment — for each theme, the share of mentions that are Positive vs. Negative. Cleanliness might be 80 percent positive; communication might be 60 percent negative — those numbers tell you where to invest.
- Rising and falling themes — themes whose frequency or sentiment changed significantly versus the prior period.
Clicking any theme drills into the underlying reviews so you can read the exact language.
Acting on the Data
Sentiment and themes are only useful if they change what you do. A good loop:
- Pick the lowest-sentiment theme in the period.
- Read the underlying reviews to get specific.
- Choose one operational change (a cleaning checklist, a pickup script, a new email template).
- Rerun in 60 days and see whether that theme's sentiment has improved.
Do one at a time. Trying to fix five themes at once is how nothing actually gets fixed.
How Accurate Is It?
The model handles about 95 percent of reviews well. The main miss cases:
- Sarcasm is hard — "great, another broken latch" can be misread.
- Non-English text is classified but sometimes with lower confidence.
- Very short reviews ("good") get Neutral by default.
You can manually override any sentiment or theme by opening the review and clicking Reclassify. Overrides feed back into the model.
Privacy and Data
Sentiment and themes are derived locally within TrailerBase's analytics pipeline. Nothing about a specific customer is shared externally. The raw review text is subject to the same privacy controls as the review itself.
Tips
- Combine sentiment with your booking data. If Negative sentiment spikes the same week you added a new trailer, you probably have a trailer problem, not a process problem.
- Share the dashboard monthly with anyone who touches customers. Sentiment trends make for great team meeting fuel.
- Celebrate rising-positive themes. Reinforce what is working, not only what is broken.
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