The marketing team at Northern Trail Outfitters is concerned about its email deliverability rates over...

To improve emaildeliverability, it is effective to scale back sending to specific ISPs where issues have been identified. This approach helps in maintaining a good sender reputation and avoiding potential blocks or filtering by the ISPs. By reducing the sending volume toproblematic ISPs temporarily, you give the infrastructure time to resolve the issues, which can then help improve overall deliverability rates. Reference:Salesforce Marketing Cloud Documentation on Email Deliverability Best Practices.