Update Add-AvailabilityAddressSpace.md

Author: chrisda

exchange/exchange-ps/ExchangePowerShell/Add-AvailabilityAddressSpace.md

@@ -81,8 +81,8 @@ In Exchange Online, this example sets up the sharing of free/busy information wi
 The AccessMethod parameter specifies how the free/busy data is accessed. Valid values are:
 
 - PerUserFB: Per-user free/busy information can be requested. The free/busy data is accessed in the defined per-user free/busy proxy account or group, or in the All Exchange Servers group. This value requires a trust between the two forests, and requires you to use either the UseServiceAccount parameter or Credentials parameter.
-- OrgWideFB: Only the default free/busy for each user can be requested. The free/busy data is accessed in the per-user free/busy proxy account or group in the target forest. This value requires you to use either the UseServiceAccount parameter or Credentials parameter. This is deprecated for accessing target forests in Exchange Online.
-- OrgWideFBToken: Used for free/busy sharing between two tenants in Exchange Online. Only the default free/busy for each user can be requested. This option also requires you to set both TargetTenantId and TargetServiceEpr.
+- OrgWideFB: Only the default free/busy for each user can be requested. The free/busy data is accessed in the per-user free/busy proxy account or group in the target forest. This value requires you to use either the UseServiceAccount parameter or Credentials parameter. This value is deprecated for accessing target forests in Exchange Online.
+- OrgWideFBToken: Used for free/busy sharing between two tenants in Exchange Online. Only the default free/busy for each user can be requested. This value also requires you to set both the TargetTenantId and TargetServiceEpr parameters.
 - InternalProxy: The request is proxied to an Exchange server in the site that's running a later version of Exchange.
 - PublicFolder: This value was used to access free/busy data on Exchange Server 2003 servers.
 
@@ -221,14 +221,16 @@ Accept wildcard characters: False
 
 > Applicable: Exchange Online, Exchange Online Protection
 
-This parameter is available only in the cloud-based service and is only used when AccessMethod is OrgWideFBToken.
+This parameter is available only in the cloud-based service.
 
 The TargetServiceEpr parameter specifies the Exchange Online Calendar Service URL of the external Microsoft 365 organization that you're trying to read free/busy information from. Valid values are:
 
 - Microsoft 365 or Microsoft 365 GCC: outlook.office.com
 - Office 365 operated by 21Vianet: partner.outlook.cn
 - Microsoft 365 GCC High or DoD: outlook.office365.us
 
+You use this parameter only when the AccessMethod parameter value is OrgWideFBToken.
+
 ```yaml
 Type: String
 Parameter Sets: (All)
@@ -245,10 +247,12 @@ Accept wildcard characters: False
 
 > Applicable: Exchange Online, Exchange Online Protection
 
-This parameter is available only in the cloud-based service and is only used when AccessMethod is OrgWideFBToken.
+This parameter is available only in the cloud-based service.
 
 The TargetTenantID parameter specifies the tenant ID of the external Microsoft 365 organization that you're trying to read free/busy information from.
 
+You use this parameter only when the AccessMethod parameter value is OrgWideFBToken.
+
 ```yaml
 Type: String
 Parameter Sets: (All)