What are Gmail-specific signs of distrust?

Postmaster Tools:

• Domain reputation declining
• IP reputation dropping
• Spam rate increasing
• Authentication failures

Engagement signals:

• Open rate drop for Gmail addresses
• Increased unsubscribes from Gmail users
• Low click rates

Placement changes:

• Moving from Primary to Promotions or Spam
• Seed tests showing spam folder

User reports:

• Recipients saying mail is in spam
• Finding mail in spam when searching

Gmail-specific factors:

• Engagement heavily weighted
• User behavior influences individual placement
• ML models adapt to patterns

Gmail port authority closely monitors engagement and adjusts your docking privileges accordingly.