Merge branch 'master' into patch-364

Author: Kateyanne

exchange/exchange-ps/exchange/New-Mailbox.md

@@ -1068,7 +1068,7 @@ Accept wildcard characters: False
 ### -MicrosoftOnlineServicesID
 This parameter is available only in the cloud-based service.
 
-The MicrosoftOnlineServicesID parameter specifies the user ID for the object. This parameter only applies to objects in the cloud-based service. It isn't available for on-premises deployments.
+The MicrosoftOnlineServicesID parameter specifies the user ID for the object. This parameter applies only to objects in the cloud-based service and is used instead of the  UserPrincipalName parameter. The MicrosoftOnlineServicesID parameter isn't available in on-premises deployments.
 
 ```yaml
 Type: WindowsLiveId
@@ -1224,6 +1224,8 @@ This parameter is available only in on-premises Exchange.
 
 The UserPrincipalName parameter specifies the logon name for the user account. The UPN uses an email address format: `username@domain`. Typically, the domain value is the domain where the user account resides.
 
+In the cloud-based service, use the MicrosoftOnlineServicesID parameter instead.
+
 ```yaml
 Type: String
 Parameter Sets: User, Arbitration, AuditLog, RemoteArchive