diff --git a/README.md b/README.md
index 3788018..fc26161 100644
--- a/README.md
+++ b/README.md
@@ -276,12 +276,27 @@ $ az-pim-cli activate group --name my-entra-id-group --duration 5
 $ az-pim-cli list roles
 == my-entra-id-role ==
          - Owner
+         - Contributor
 
 # Activate the first matching role for the Entra role 'my-entra-id-role'
-$ az-pim-cli activate role --name my-entra-id-role --duration 5
+$ az-pim-cli activate role --name "my-entra-id-role" --duration 30
 2024/05/31 15:00:10 Activating role 'Owner' for Entra role 'my-entra-id-role' with reason 'config' (ticket:  [])
 2024/05/31 15:00:23 The role 'Owner' for Entra role 'my-entra-id-role' is now Active
+
+# Activate nominated role for the Entra role 'my-entra-id-role'
+$ az-pim-cli activate role --name "my-entra-id-role" --role "Contributor" --duration 30
+2024/05/31 15:00:10 Activating role 'Contributor' for Entra role 'my-entra-id-role' with reason 'config' (ticket:  [])
+2024/05/31 15:00:23 The role 'Contributor' for Entra role 'my-entra-id-role' is now Active
 ```
+### Troubleshooting
+
+#### Error: The following policy rules failed: [\"ExpirationRule\"]"
+
+Make sure you set duration (e.g. --duration 30) when activate the group, resource or role.
+
+#### Error: The following policy rules failed: [\"TicketingRule\"]"
+
+Make sure you set ticket number (e.g. -T "ticket") when activate the group, resource or role.
 
 ### Configuration options