Merge pull request MicrosoftDocs#4335 from navgupta1208/patch-31

Update exchange-online-powershell-v2.md

Author: chrisda

exchange/docs-conceptual/exchange-online/exchange-online-powershell-v2/exchange-online-powershell-v2.md

@@ -213,3 +213,16 @@ Get-EXOMailbox -ResultSize 10
 In contrast, the same **Get-Mailbox** cmdlet would return at least 230 properties for the same ten mailboxes.
 
 For details about the property sets that are available in EXO V2 module cmdlets, see [Property sets in Exchange Online PowerShell V2 cmdlets](cmdlet-property-sets.md) or the individual EXO V2 module cmdlet reference topics.
+
+EXO cmdlets also provide a way to retreive all properties for an object by using the _ProperySets_ parameter with the value `All`.
+
+The following example returns all properties for the 10 mailboxes: 
+
+```PowerShell
+Get-EXOMailbox -ResultSize 10 -PropertySets All
+```
+
+> [!NOTE]
+> We highly discourage using the _PropertySets_ parameter with the value `All` because it slows down the cmdlet and reduces reliability. Always use the _PropertySets_ and _Properties_ parameters to retreive only the requires properties.
+
+