You can use a mass update to unsubscribe entities with invalid email addresses from email campaigns. You can base the mass update on the Hard Bounced field on a record whenever email sent from NetSuite triggers a hard bounce.
To unsubscribe entities with bounced email addresses:
- Go to Lists > Mass Update > Mass Updates.
- Expand General Updates.
- Click the type of record you want to unsubscribe.
- On the Mass Update page, on the Criteria subtab, select Bounced in the Filter column.
- Click Add.
- Enter any other criteria for the records you want to unsubscribe.
- Click the Mass Update Fields subtab.
- Check the box in the Apply column next to Global Subscription Status box.
- In the Value column, select Soft Opt-Out.
- Click Preview to review the records that will be affected by this update.
- On the preview page, click Perform Update.