B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
22%
22% -- click through rate increase for Email/SMS campaigns incorporating social proof (testimonials or recently funded loans), applied to mortgage lead campaigns (2025)
Incorporating social proof into email campaigns can improve click-through rates by 22%, according to HubSpot.
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Lighthouse Research Team
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Source verified
Evidence graded
Value
22%
Unit
Percentage
Data Vintage
2025
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
HubSpot
Primary
Tier C
https://shahidshahmiri.com/it/mortgage-marketing/ ↗
Source Article
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Original Research
HubSpot
· Original study ↗
Methodology
Article states adding social proof can improve click-through rates by 22%, explicitly attributed to HubSpot; relative uplift, no baseline given
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Email/SMS campaigns incorporating social proof (testimonials or recently funded loans), applied to mortgage lead campaigns: 22% click through rate increase. Source: HubSpot (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/hubspot-social-proof-ctr-increase-22
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<blockquote cite="https://lighthousedata.io/data/hubspot-social-proof-ctr-increase-22" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>22%</strong> -- click through rate increase for Email/SMS campaigns incorporating social proof (testimonials or recently funded loans), applied to mortgage lead campaigns<br><small>Source: HubSpot (2025) · <a href="https://lighthousedata.io/data/hubspot-social-proof-ctr-increase-22" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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