B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
-3
-3 -- average spam score for Peter Thomas Roth email marketing (2026)
Peter Thomas Roth's email marketing average spam score is -3.1 according to Spam Assassin.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
-3
Unit
Score
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
Panoramata
Primary
Tier C
https://www.panoramata.co/marketing-strategy-brand/peter-thomas-roth ↗
Source Article
Peter Thomas Roth - Personal Care Ecommerce Marketing Strategy Example.
Peter Thomas Roth
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Original Research
Panoramata
· Original study ↗
Methodology
Spam Assassin score, below 0 generally means not considered spam, below -2 is great.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Peter Thomas Roth email marketing: -3 average spam score. Source: Panoramata (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/peter-thomas-roth-email-avg-spam-score
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<blockquote cite="https://lighthousedata.io/data/peter-thomas-roth-email-avg-spam-score" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>-3</strong> -- average spam score for Peter Thomas Roth email marketing<br><small>Source: Panoramata (2026) · <a href="https://lighthousedata.io/data/peter-thomas-roth-email-avg-spam-score" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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