B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
28%
28% -- revenue lift for Day 7 'Quick Win' emails (2025)
Day 7 'Quick Win' emails deliver a 28% revenue lift.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
28%
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
SP Marketing Consulting
Primary
Tier C
https://marketingcareerinsights.com/growth-marketing-is-just-spending-money-unless-you-master-the-ar… ↗
Source Article
Growth Marketing is Just Spending Money—Unless You Master the Art of Retention.
Growth Marketing is Just Spending Money-Unless You Master the Art of Retention Tired of pouring budget into Growth Marketing campaigns that deliver fleeting wins in your marketing career? You’re not alone-most pros chase new customers while ignoring retention. This guide flips the script with Retent…
Original Research
SP Marketing Consulting
· Original study ↗
Methodology
Per Ryan Edwards' Retention Marketing frameworks from SP Marketing Consulting benchmarks
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Day 7 'Quick Win' emails: 28% revenue lift. Source: SP Marketing Consulting (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/day7-quickwin-email-28-percent-revenue-lift
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<blockquote cite="https://lighthousedata.io/data/day7-quickwin-email-28-percent-revenue-lift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>28%</strong> -- revenue lift for Day 7 'Quick Win' emails<br><small>Source: SP Marketing Consulting (2025) · <a href="https://lighthousedata.io/data/day7-quickwin-email-28-percent-revenue-lift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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