B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
91%
91% -- share of practitioners believing platform reported results overstated for marketing practitioners (2026)
91% of practitioners believe platform-reported results are significantly overstated.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
91%
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
PPC Land
Primary
Tier C
https://www.bazzly.ai/blog/marketing-spend-optimization ↗
Source Article
Boost ROI: Marketing Spend Optimization Guide 2026
Original Research
PPC Land
· Original study ↗
Methodology
Cited from PPC Land's analysis of bad optimization signals
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
marketing practitioners: 91% share of practitioners believing platform reported results overstated. Source: PPC Land (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/practitioners-platform-results-overstated
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<blockquote cite="https://lighthousedata.io/data/practitioners-platform-results-overstated" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>91%</strong> -- share of practitioners believing platform reported results overstated for marketing practitioners<br><small>Source: PPC Land (2026) · <a href="https://lighthousedata.io/data/practitioners-platform-results-overstated" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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