C
Evidence Grade C
Use with Hedging
Recent
38
38 -- email return on investment for B2B Marketing (2025)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
38
Unit
Multiple
Data Vintage
2025
Entity
Evidence Quality
C
Moderate quality evidence
Useful directional data with some methodological gaps. Treat as indicative rather than definitive -- corroborate before citing in formal research.
Score breakdown
Extraction
75
Source Trust
50
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Sources (2)
HubSpot
Primary
Tier B
https://b2better.co/b2b-lead-generation-strategies-sales-pipeline/ ↗
Source Article
10 B2B Lead Generation Strategies For Your Sales Pipeline
Also cited by
2026-08-12
Original Research
HubSpot
· Original study ↗
Methodology
Source: HubSpot research
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Suggested hedging: According to limited, single-source data, based on claims without stated methodology, with unverified sample sizes...
Plain Text
B2B Marketing: 38 email return on investment. Source: HubSpot (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-return-on-investment
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<blockquote cite="https://lighthousedata.io/data/email-return-on-investment" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>38</strong> -- email return on investment for B2B Marketing<br><small>Source: HubSpot (2025) · <a href="https://lighthousedata.io/data/email-return-on-investment" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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