B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
50%
50% -- win rate lift for Firms substantiating claims with case studies (2026)
Firms substantiating claims with case studies can increase win rates by up to 50%.
- Upper bound stated as 'up to 50%'
- Conditioned on case studies showing tangible gains (e.g., 25-40% efficiency improvements)
Attribution:
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Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
50%
Unit
Percentage
Data Vintage
2026
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
Procore
Primary
Tier C
https://www.freeformagency.com/post/marketing-request-for-proposal ↗
Source Article
Marketing Request for Proposal: A Guide for Tech Leaders
Marketing Request for Proposal: A Guide for Tech Leaders
Your marketing team has shortlisted agencies. Procurement wants the RFP out this week. Legal is waiting for terms. IT gets pulled in at the end and asked a question that should have been answered at the beginning: can any of these vendors safe…
Original Research
Procore
· Original study ↗
Methodology
Cited from Procore's review of common RFP mistakes; 'up to' phrasing indicates upper bound
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Firms substantiating claims with case studies: 50% win rate lift. Source: Procore (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/case-study-proof-win-rate-lift-50pct
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<blockquote cite="https://lighthousedata.io/data/case-study-proof-win-rate-lift-50pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- win rate lift for Firms substantiating claims with case studies<br><small>Source: Procore (2026) · <a href="https://lighthousedata.io/data/case-study-proof-win-rate-lift-50pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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