kickbacks

  1. Terry Sullivan

    E-Mails Sent Using a Group Box Result in 70 Kickbacks

    Any e-mails I send using an Outlook group box are resulting in kickback "undeliverable" error messages from all 70 members of said Outlook group box. I use Gmail via POP/SMTP in Outlook 365. This problem has recently come back to haunt me after several months of working properly. Before that, I...
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