B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
40%
40% -- campaign success contribution for direct mail campaigns (2025)
According to the traditional direct marketing rule of thumb, 40% of a direct mail campaign's success depends on the offer.
- Follows the traditional/heuristic 40/40/20 direct marketing rule of thumb
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
40%
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
precisionproco.co.uk
Primary
Tier C
https://precisionproco.co.uk/blog/get-more-value-from-your-direct-marketing ↗
Source Article
Get More Value From Your Direct Marketing
Get more value from your Direct Marketing
With marketing budgets under scrutiny, and concerns about slowing consumer spending, inflation and increasing costs, how can you ensure that your direct marketing campaigns remain highly effective?
A study showed that adding direct mail to an omnichannel mar…
Original Research
precisionproco.co.uk
· Original study ↗
Methodology
Traditional 40/40/20 rule: 40% audience, 40% offer, 20% content/design/timing
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
direct mail campaigns: 40% campaign success contribution. Source: precisionproco.co.uk (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/direct-mail-success-404020-rule
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<blockquote cite="https://lighthousedata.io/data/direct-mail-success-404020-rule" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- campaign success contribution for direct mail campaigns<br><small>Source: precisionproco.co.uk (2025) · <a href="https://lighthousedata.io/data/direct-mail-success-404020-rule" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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