Merge pull request #109366 from bandersmsft/master

CM+B - Updated VM reservation article to add details about usage file

Author: PRMerger16

articles/virtual-machines/windows/prepay-reserved-vm-instances.md

@@ -9,7 +9,7 @@ ms.service: virtual-machines-windows
 ms.topic: conceptual
 ms.tgt_pltfrm: vm-windows
 ms.workload: infrastructure-services
-ms.date: 08/29/2019
+ms.date: 03/27/2020
 ms.author: banders
 
 ---

includes/virtual-machines-common-prepay-reserved-vm-instances.md

@@ -3,7 +3,7 @@ author: yashesvi
 ms.author: banders
 ms.service: virtual-machines-windows
 ms.topic: include
-ms.date: 11/21/2019
+ms.date: 03/27/2020
 ---
 
 
@@ -53,11 +53,10 @@ Check the *ConsumedService* value in your usage data to determine if the usage i
 For more information about instance size flexibility, see [Virtual machine size flexibility with Reserved VM Instances](../articles/virtual-machines/windows/reserved-vm-instance-size-flexibility.md).
 
 ### Analyze your usage information
-Analyze your usage information to help determine which reservations you should purchase.
 
-Usage data is available in the usage file and APIs. Use them together to determine which reservation to purchase. Check for VM instances that have high usage on daily basis to determine the quantity of reservations to purchase.
+Analyze your usage information to help determine which reservations you should purchase. Usage data is available in the usage file and APIs. Use them together to determine which reservation to purchase. Check for VM instances that have high usage on daily basis to determine the quantity of reservations to purchase. Avoid the `Meter` subcategory and `Product` fields in usage data. They don't distinguish between VM sizes that use premium storage. If you use these fields to determine the VM size for reservation purchase, you may buy the wrong size. Then you won't get the reservation discount you expect. Instead, refer to the `AdditionalInfo` field in your usage file or usage API to determine the correct VM size.
 
-Avoid the `Meter` subcategory and `Product` fields in usage data. They don't distinguish between VM sizes that use premium storage. If you use these fields to determine the VM size for reservation purchase, you may buy the wrong size. Then you won't get the reservation discount you expect. Instead, refer to the `AdditionalInfo` field in your usage file or usage API to determine the correct VM size.
+Your usage file shows your charges by billing period and daily usage. For information about downloading your usage file, see [View and download your Azure usage and charges](../articles/cost-management-billing/understand/download-azure-daily-usage.md). Then, by using the usage file information, you can [determine what reservation to purchase](../articles/cost-management-billing/reservations/determine-reservation-purchase.md).
 
 ### Purchase restriction considerations
 
@@ -95,8 +94,8 @@ If you have an EA agreement, you can use the **Add more option** to quickly add
 | Field      | Description|
 |------------|--------------|
 |Subscription|The subscription used to pay for the reservation. The payment method on the subscription is charged the costs for the reservation. The subscription type must be an enterprise agreement (offer numbers: MS-AZR-0017P or MS-AZR-0148P) or Microsoft Customer Agreement or an individual subscription with pay-as-you-go rates (offer numbers: MS-AZR-0003P or MS-AZR-0023P). The charges are deducted from the monetary commitment balance, if available, or charged as overage. For a subscription with pay-as-you-go rates, the charges are billed to the credit card or invoice payment method on the subscription.|    
-|Scope       |The reservation’s scope can cover one subscription or multiple subscriptions (shared scope). If you select: <ul><li>**Single resource group scope** — Applies the reservation discount to the matching resources in the selected resource group only.</li><li>**Single subscription scope** — Applies the reservation discount to the matching resources in the selected subscription.</li><li>**Shared scope** — Applies the reservation discount to matching resources in eligible subscriptions that are in the billing context. For EA customers, the billing context is the enrollment. For individual subscriptions with pay-as-you-go rates, the billing scope is all eligible subscriptions created by the account administrator.</li></ul>|
-|Region    |The Azure region that’s covered by the reservation.|    
+|Scope       |The reservation's scope can cover one subscription or multiple subscriptions (shared scope). If you select: <ul><li>**Single resource group scope** — Applies the reservation discount to the matching resources in the selected resource group only.</li><li>**Single subscription scope** — Applies the reservation discount to the matching resources in the selected subscription.</li><li>**Shared scope** — Applies the reservation discount to matching resources in eligible subscriptions that are in the billing context. For EA customers, the billing context is the enrollment. For individual subscriptions with pay-as-you-go rates, the billing scope is all eligible subscriptions created by the account administrator.</li></ul>|
+|Region    |The Azure region that's covered by the reservation.|    
 |VM Size     |The size of the VM instances.|
 |Optimize for     |VM instance size flexibility is selected by default. Click **Advanced settings** to change the instance size flexibility value to apply the reservation discount to other VMs in the same [VM size group](../articles/virtual-machines/windows/reserved-vm-instance-size-flexibility.md). Capacity priority prioritizes data center capacity for your deployments. It offers additional confidence in your ability to launch the VM instances when you need them. Capacity priority is only available when the reservation scope is single subscription. |
 |Term        |One year or three years.|
@@ -122,7 +121,7 @@ You can also split a reservation into smaller chunks and merge already split res
 
 You can't make the following types of changes after purchase, directly:
 
-- An existing reservation’s region
+- An existing reservation's region
 - SKU
 - Quantity
 - Duration