B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
58%
58% -- click to open rate uplift for Emails with personalized subject lines (2025)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
58%
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
Yes Lifecycle Marketing
Primary
Tier C
https://get.kajabi.com/blog/email-drip-campaigns ↗
Source Article
What are Email Drip Campaigns? | Kajabi
What are email drip campaigns?
What are drip campaigns and how do they differ from other email campaigns? Learn all about drip campaigns and how they can benefit your business.
Whether you’ve noticed it or not, chances are you’ve received various email drip campaigns throughout your email tenure. If…
Original Research
Yes Lifecycle Marketing
· Original study ↗
Methodology
Cited in article to 'Yes Life Marketing' (Yes Lifecycle Marketing).
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Emails with personalized subject lines: 58% click to open rate uplift. Source: Yes Lifecycle Marketing (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/personalized-subject-lines-58-ctor-lift
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<blockquote cite="https://lighthousedata.io/data/personalized-subject-lines-58-ctor-lift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>58%</strong> -- click to open rate uplift for Emails with personalized subject lines<br><small>Source: Yes Lifecycle Marketing (2025) · <a href="https://lighthousedata.io/data/personalized-subject-lines-58-ctor-lift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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