B
Evidence Grade B
Graded
under review
Safe to Cite
Current
60%
60% -- referral likelihood lift for referral programs (2026)
Using an altruistic call-to-action (CTA) for referral programs increases the likelihood of referrals by 60% compared to the most commonly used CTAs.
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
60%
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
Science Says
Primary
Tier C
https://app.sciencesays.com/p/special-how-we-would-grow-tickup ↗
Source Article
Special: How we would grow Tickup
Original Research
Science Says
· Original study ↗
Methodology
Cited research via Science Says insight; original study not named
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
referral programs: 60% referral likelihood lift. Source: Science Says (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/altruistic-cta-referral-lift-60
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<blockquote cite="https://lighthousedata.io/data/altruistic-cta-referral-lift-60" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>60%</strong> -- referral likelihood lift for referral programs<br><small>Source: Science Says (2026) · <a href="https://lighthousedata.io/data/altruistic-cta-referral-lift-60" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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