B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Aging
0.08%
0.08% -- spam complaint rate threshold for Gmail and Yahoo bulk email senders (2024)
Spam complaint rates above 0.08% cause Gmail and Yahoo to route emails to spam for all recipients.
- Rate above which Gmail and Yahoo route emails to spam for all recipients
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
0.08%
Unit
Percentage
Data Vintage
2024
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Google and Yahoo
Primary
Tier A
https://www.clarigital.com/codex/email-marketing/unsubscribe-best-practices/ ↗
Source Article
Email Unsubscribe Best Practices: One-Click & | Digital Codex
What You Will Learn
- Why making unsubscribing easy is better for deliverability than making it hard
- Legal unsubscribe requirements under CAN-SPAM, GDPR, and CASL
- One-click unsubscribe — what it is and how to implement it
- The List-Unsubscribe email header and why Google and Yahoo require it
- …
Original Research
Google and Yahoo
· Original study ↗
Methodology
Threshold above which Gmail and Yahoo route emails to spam for all recipients
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Gmail and Yahoo bulk email senders: 0.08% spam complaint rate threshold. Source: Google and Yahoo (2024). Via Lighthouse Intelligence -- https://lighthousedata.io/data/spam-complaint-rate-threshold-gmail-yahoo-0-08-percent
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<blockquote cite="https://lighthousedata.io/data/spam-complaint-rate-threshold-gmail-yahoo-0-08-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>0.08%</strong> -- spam complaint rate threshold for Gmail and Yahoo bulk email senders<br><small>Source: Google and Yahoo (2024) · <a href="https://lighthousedata.io/data/spam-complaint-rate-threshold-gmail-yahoo-0-08-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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