# Use global catalog
`Set-ADServerSettings -ViewEntireForest $True`

# Restore deleted resource
## Find mailbox ID
`Get-MailboxDatabase | foreach {Get-MailboxStatistics -Database $_.DistinguishedName} | where {($_.DisplayName -eq "Room 01.03") -and ($_.DisconnectReason -eq "SoftDeleted" -or "Disabled")} | Format-List DisplayName,DisconnectReason,DisconnectDate,MailboxGuid`
## Create new resource, then restore:
`New-MailboxRestoreRequest -SourceStoreMailbox 369c6ce9-301d-41af-b4cf-cca87d679756 -SourceDatabase MailDB07 -TargetMailbox MULRaumG6.03.410 -AllowLegacyDNMismatch`

# give group permission on mailbox "finance1"
`add-mailboxpermission -Identity finance1 -user CONTOSO\Accounting -AccessRights 'FullAccess'`

# set external mail address
`Enable-MailUser -Identity FreemanG -ExternalEmailAddress gordon.freeman@contoso.com`

# add access to calendar
`Add-MailboxFolderPermission -Identity Maintenance@contoso.com:\Calendar -User gordon.freeman@contoso.com -AccessRights Editor`

# get mailbox folder statistics
`Get-MailboxFolderStatistics -Identity FreemanG | select name,foldersize,itemsinfolder | sort-object -Property foldersize | ft` 

# grant sendas on shared mailbox to cloud user (hybrid)
`Set-Mailbox -Identity shared_box@contoso.com -GrantSendonBehalfTo user.name@contoso.com`

# disable auto mapping of inbox FreemanG but grant permissions to ArchiveStoreAccount
`Add-MailboxPermission -Identity "FreemanG" -User ArchiveStoreAccount -AccessRights FullAccess -AutoMapping $false`
`Add-AdPermission -Identity "Freeman, Gordon" -User CONTOSO-Datasystem -AccessRights ExtendedRight -ExtendedRights "Send As"`