B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
1.7%
1.7% -- email conversion rate for generic batch-and-blast campaigns (2026)
Generic batch-and-blast email campaigns achieve an average conversion rate of 1.7%.
- Secondary citation from blog post without primary research methodology details
Attribution:
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Lighthouse Research Team
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Source verified
Evidence graded
Value
1.7%
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
smashsend.com
Primary
Tier C
https://smashsend.com/blog/personalization-at-scale ↗
Source Article
A B2B SaaS Guide to Personalization at Scale
Let's be honest, "personalization at scale" sounds like another piece of marketing jargon. But what it really means is simple: using technology and data to give every single one of your users a unique, one-to-one experience, automatically.
It's about moving past the generic, one-size-fits-all campai…
Original Research
smashsend.com
· Original study ↗
Methodology
Cited in vendor blog; original source not named
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
generic batch-and-blast campaigns: 1.7% email conversion rate. Source: smashsend.com (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/generic-email-conversion-1-7
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<blockquote cite="https://lighthousedata.io/data/generic-email-conversion-1-7" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1.7%</strong> -- email conversion rate for generic batch-and-blast campaigns<br><small>Source: smashsend.com (2026) · <a href="https://lighthousedata.io/data/generic-email-conversion-1-7" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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