How to provide credible evidence when asking for help?

Postmaster data:

• Screenshots of reputation scores
• Authentication pass rates
• Spam rate trends

Sending practices:

• Opt-in process documentation
• List acquisition methods
• Complaint handling procedures
• Unsubscribe process

Technical compliance:

• Authentication results from validators
• DNS record verification
• Compliance with best practices

Remediation evidence:

• Before/after metrics
• Changes implemented
• Monitoring in place
• Concrete evidence builds credibility.
• Documentation proving compliance and improvement supports your case.