B
Evidence Grade B
Graded
under review
Safe to Cite
Current
37%
37% -- customer advocacy decline for brands leaving complaints unaddressed (2026)
Brands that leave complaints unaddressed experience a 37% decline in customer advocacy.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
37%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
applausehq.com
Primary
Tier C
https://www.applausehq.com/blog/how-to-respond-to-negative-reviews ↗
Source Article
How to Respond to Negative Reviews
Original Research
applausehq.com
· Original study ↗
Methodology
Cited study, original publisher not named
Methodology documented
Segmentation
Industrysaas
Cite this stat
Plain Text
brands leaving complaints unaddressed: 37% customer advocacy decline. Source: applausehq.com (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/unaddressed-complaints-37pct-advocacy-decline
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<blockquote cite="https://lighthousedata.io/data/unaddressed-complaints-37pct-advocacy-decline" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>37%</strong> -- customer advocacy decline for brands leaving complaints unaddressed<br><small>Source: applausehq.com (2026) · <a href="https://lighthousedata.io/data/unaddressed-complaints-37pct-advocacy-decline" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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