B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
30%
30% -- sales increase from direct mail samples for National cosmetics brand (2025)
A national cosmetics brand reported a 30% sales increase after distributing sample products via direct mail.
- Single-company anecdote
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
30%
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
mailingexpert.co.uk
Primary
Tier C
https://www.mailingexpert.co.uk/direct-marketing/direct-marketing-vs-email-marketing-which-strategy-… ↗
Source Article
Direct Marketing vs. Email Marketing: Which Strategy is Best for Small Businesses? | Mailing Expert
Direct Marketing vs. Email Marketing: Which Strategy is Best for Small Businesses?
Over the years, direct mail and email marketing have proven to be tried and trusted methods of engaging customers, driving sales, and building brand loyalty, yet each marketing channel offers unique benefits and prese…
Original Research
mailingexpert.co.uk
· Original study ↗
Methodology
Single-company anecdote cited as effectiveness evidence
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
National cosmetics brand: 30% sales increase from direct mail samples. Source: mailingexpert.co.uk (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/cosmetics-sample-sales-30
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<blockquote cite="https://lighthousedata.io/data/cosmetics-sample-sales-30" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- sales increase from direct mail samples for National cosmetics brand<br><small>Source: mailingexpert.co.uk (2025) · <a href="https://lighthousedata.io/data/cosmetics-sample-sales-30" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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