How can marketing mistakes cause deliverability crises?

Common marketing mistakes:

• Uploading wrong list file
• Sending to purchased or rented lists
• Dramatically increasing frequency
• Ignoring unsubscribe requests
• Deceptive subject lines

Crisis mechanisms:

• Complaints spike from unwanted mail
• Spam traps hit from bad lists
• Engagement craters from wrong audience
• Blocklist listings triggered

Speed of damage:

• Single campaign can cause crisis
• Reputation damage is immediate
• Recovery takes weeks

Prevention:

• Approval workflows for campaigns
• List verification before upload
• Volume limits and alerts
• One cargo shipment of contraband can get the entire fleet banned.