MCM - Update for ghissue 110764

Author: bandersmsft

articles/cost-management-billing/understand/analyze-unexpected-charges.md

@@ -7,13 +7,13 @@ ms.reviewer: micflan
 ms.service: cost-management-billing
 ms.subservice: cost-management
 ms.topic: conceptual
-ms.date: 04/05/2023
+ms.date: 07/07/2023
 ms.author: banders
 ---
 
 # Identify anomalies and unexpected changes in cost
 
-The article helps you identify anomalies and unexpected changes in your cloud costs using Cost Management and Billing. You start with anomaly detection for subscriptions in cost analysis to identify any atypical usage patterns based on your cost and usage trends. Then, you learn how to drill into cost information to find and investigate cost spikes and dips.
+The article helps you identify anomalies and unexpected changes in your cloud costs using Cost Management and Billing. There's no charge to use Cost Management and Billing features for your Azure subscriptions. You start with anomaly detection for subscriptions in cost analysis to identify any atypical usage patterns based on your cost and usage trends. Then, you learn how to drill into cost information to find and investigate cost spikes and dips.
 
 You can also create an anomaly alert to automatically get notified when an anomaly is detected.
 
@@ -41,6 +41,8 @@ If you don't have any anomalies, you see a **No anomalies detected** insight, co
 
 :::image type="content" source="./media/analyze-unexpected-charges/insight-no-anomalies.png" alt-text="Example screenshot showing No anomalies detected message." lightbox="./media/analyze-unexpected-charges/insight-no-anomalies.png" :::
 
+Anomalies in Cost analysis identify the detection date and continue to display up to 60 days. If the anomaly is still active, it's updated daily. If the anomaly is no longer active, it's removed from the list after 60 days.
+
 ### Drill into anomaly details
 
 To drill into the underlying data for something that has changed, select the insight link. It opens a view in classic cost analysis where you can review your daily usage by resource group for the time range that was evaluated.
@@ -61,6 +63,8 @@ You can create an alert to automatically get notified when an anomaly is detecte
 
 An anomaly alert email includes a summary of changes in resource group count and cost. It also includes the top resource group changes for the day compared to the previous 60 days. And, it has a direct link to the Azure portal so that you can review the cost and investigate further.
 
+An anomaly alert email is sent only one time when it's detected.
+
 1. From Azure Home, select **Cost Management** under Tools.
 1. Verify you've selected the correct subscription in the scope at the top of the page.
 1. In the left menu, select **Cost alerts**.