My customer have requirements about Email panels Setting in Office 365, they wanted some
(Mail sending permission customization required) Please help Regrading the issue:
1) There should be only one recipient while sending mails to domain other than the company, in “To” or in “CC” and in "BCC".
2) There should be only one or two user who can send mails to other domain with multiples external recipient.
Number of user may be increase or decrease and we can change or modify according to business requirement any time.