Learn Editor: Update New-RetentionComplianceRule.md

Author: joagarwal

exchange/exchange-ps/ExchangePowerShell/New-RetentionComplianceRule.md

@@ -72,7 +72,7 @@ To use this cmdlet in Security & Compliance PowerShell, you need to be assigned
 
 ### Example 1
 ```powershell
-New-RetentionComplianceRule -Name InternalCompanyRule -Policy "Internal Company Policy" -RetentionDuration Unlimited
+New-RetentionComplianceRule -Name InternalCompanyRule -Policy "Internal Company Policy" -RetentionDuration Unlimited 
 ```
 
 This example creates a new case hold rule named InternalCompanyRule and adds it to the existing case hold policy named "Internal Company Policy". Content is held indefinitely.
@@ -383,7 +383,7 @@ The RetentionComplianceAction parameter specifies the retention action for the r
 - Keep
 - KeepAndDelete
 
-If you don't use this parameter, the retention policy is created as an "UniH" policy instead of a "mbx" policy.
+If you don't use this parameter, the retention policy is created as an "UniH" policy instead of a "mbx" policy. This parameter is mandatory to prevent non-compliant deletion.
 
 ```yaml
 Type: String