What is suppression list?

The suppression list is a special type of contact list. There is only one per account (Global List), and it contains email addresses you don't want to send to, to help protect your sending reputation. Email addresses on the suppression list can't be accidentally imported or added to your regular contacts lists.

Follow these steps to add emails to the suppression list:

Click on "Lists" tab on the left side menu.
Then click on "Suppression".
Click on " + " icon to add.

Copy and paste emails (email, email, email...) you wish to add to the global suppression list.

Then click "Process".
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