TenantRunbook https://tenantrunbook.com/ 2026-11-12T00:00:00Z Create a shared mailbox in Exchange Online https://tenantrunbook.com/guides/create-a-shared-mailbox/ 2026-11-12T00:00:00Z Stand up a shared mailbox in the admin centre or Exchange Online PowerShell, add members, and set Full Access and Send As. Create a Microsoft 365 user and assign a licence https://tenantrunbook.com/guides/create-user-assign-licence/ 2026-11-12T00:00:00Z Add a person to a Microsoft 365 tenant and licence them so email and apps work, in the admin centre or Microsoft Graph PowerShell.