B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
29%
29% -- email open rate increase personalized for Personalized Promotional Mailings (2019)
Personalized promotional mailings have 29% higher unique open rates compared to non-personalized mailings.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
29%
Unit
Percentage
Data Vintage
2019
Entity
Geography
APAC
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
70
Methodology
45
Freshness
95
Sources (3)
Invesp
Primary
Tier B
https://blog.alphawhale.com.au/a-simple-yet-effective-guide-to-increasing-your-marketing-email-open-… ↗
Source Article
Here's how to increase your email opens in 2019
In 2019, we want to consistently be staying on top of email marketing trends and backing our approach with enough evidence/industry data to make sure they'll work for us.
To keep customers opening your emails and engaging with your content, building authenticity is just as important as being clued u…
Also cited by
forbes.com
https://www.forbes.com/
2026-08-16
amraandelma.com
https://www.amraandelma.com/
2026-08-16
Original Research
Invesp
· Original study ↗
Methodology
Source: Invesp
Segmentation
IndustryMedia
RegionAPAC
RoleAll marketers
Channelemail
Cite this stat
Plain Text
Personalized Promotional Mailings: 29% email open rate increase personalized. Source: Invesp (2019). Via Lighthouse Intelligence -- https://lighthousedata.io/data/open_rate_increase_personalized_promotional_mailings
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<blockquote cite="https://lighthousedata.io/data/open_rate_increase_personalized_promotional_mailings" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>29%</strong> -- email open rate increase personalized for Personalized Promotional Mailings<br><small>Source: Invesp (2019) · <a href="https://lighthousedata.io/data/open_rate_increase_personalized_promotional_mailings" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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