B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
25%
25% -- profit increase from retention improvement for businesses across industries (2026)
Increasing customer retention by 5% can increase profits by 25% to 95%.
Attribution:
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Lighthouse Research Team
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Source verified
Evidence graded
Value
25%
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
Bain & Company
Primary
Tier C
https://loyally.ai/blog/posts/how-salons-use-loyalty-cards-turn-first-visits-standing-appointments ↗
Source Article
How salons turn first visits into regulars — Loyally.ai
A new client walks in for a trim, loves the result, and never comes back. Not because they were unhappy — they just forgot, got busy, or wandered into the place down the street. This is the core problem salons face, and it costs more than most owners realise. According to Harvard Business Review, ac…
Original Research
Bain & Company
· Original study ↗
Methodology
Range from Bain & Company research via HBR; midpoint reported. Increasing retention by 5% raises profits 25-95%
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
businesses across industries: 25% profit increase from retention improvement. Source: Bain & Company (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/retention-5-percent-profit-increase
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<blockquote cite="https://lighthousedata.io/data/retention-5-percent-profit-increase" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25%</strong> -- profit increase from retention improvement for businesses across industries<br><small>Source: Bain & Company (2026) · <a href="https://lighthousedata.io/data/retention-5-percent-profit-increase" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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