Cost centers: Update existing content to make behavior clearer (#58226)

Author: felicitymay

assets/images/help/billing/cost-center-example-1.png

@@ -24,31 +24,39 @@ This article contains reference information for how spending is assigned to cost
 | ------- | ----------------------------------------------------- |
 | {% data variables.product.prodname_actions %} | The repository or organization where the workflow runs. |
 | {% data variables.product.prodname_github_codespaces %} | The repository or organization where the codespace is created. |
-| {% data variables.product.prodname_copilot %} | The user who receives the license (priority), or the organization that is billed for the {% data variables.product.prodname_copilot_short %} license. |
-| Git Large File Storage | The repository or organization where Git LFS is used. |
-| {% data variables.product.prodname_GH_cs_and_sp %} | The user who receives the license. |
+| {% data variables.product.prodname_copilot %} license | The user who receives the license (priority), or the organization that is billed for the {% data variables.product.prodname_copilot_short %} license. |
 | {% data variables.product.prodname_enterprise %} | The user who receives the license (priority), or the organization that is billed for the license. |
+| Git Large File Storage | The repository or organization where Git LFS is used. |
 | {% data variables.product.prodname_registry %} | The repository or organization that owns the package. |
+| {% data variables.product.prodname_prus_caps %} | The user who triggered the use of the {% data variables.product.prodname_pru %} (priority), or the organization they belong to. |
+| {% data variables.product.prodname_GH_cs_and_sp %} | A user who uses a license. |
 
 ## Details for license-based products
 
-To ensure your cost centers reflect spending as intended, it's important to understand how spending is allocated to cost centers for license-based products like {% data variables.product.prodname_copilot %}, and how changes are reflected in your bill.
+To ensure your cost centers reflect spending as intended, it's important to understand how the cost of licenses is allocated to cost centers, and how changes are reflected in your bill.
 
-### {% data variables.product.prodname_copilot %}
+### {% data variables.product.prodname_GH_cs_and_sp %}
 
-* If a user belongs to a cost center, all usage associated with the user is charged to the cost center.
-* If a user does not belong to any cost center but the organization that is billed for the {% data variables.product.prodname_copilot_short %} license does, all usage associated with the user is charged to that cost center.
-* If the user receives access to {% data variables.product.prodname_copilot_short %} through **multiple organizations**, only one of the organizations is billed, and any cost center containing that organization is charged accordingly. See [AUTOTITLE](/copilot/managing-copilot/managing-copilot-for-your-enterprise/managing-the-copilot-subscription-for-your-enterprise/about-billing-for-github-copilot-in-your-enterprise#about-seat-assignment-for-copilot-in-your-enterprise).
+| User associated with a cost center | License usage charged |
+|--|--|
+| Direct assignment | To the cost center the user is assigned to |
+| By organization membership only | To the enterprise |
 
-### {% data variables.product.prodname_GH_cs_and_sp %}
+### {% data variables.product.prodname_enterprise %} and {% data variables.product.prodname_copilot %}
 
-* If a user belongs to a cost center, licenses consumed by the user are charged to the cost center.
-* If a user does not belong to any cost center, licenses consumed by the user are charged to the enterprise.
+Cost center allocation is slightly different for {% data variables.product.prodname_enterprise %} licenses and {% data variables.product.prodname_copilot %} licenses and usage.
 
-### {% data variables.product.prodname_enterprise %}
+| User associated with a cost center | {% data variables.product.prodname_copilot_short %} license granted | License and product costs charged |
+|--|--|--|
+| Direct assignment | By any organization | To the cost center the user is assigned to |
+| By organization membership only | By an organization assigned to a cost center | To the **cost center** the organization belongs to. If the organization does not belong to a cost center, to the **enterprise** |
 
-* If a user belongs to a cost center, the license consumed by the user is charged to the cost center.
-* If a user does not belong to any cost center, the license consumed by the user is charged to the enterprise.
+Users who belong to multiple organizations in an enterprise or who receive a {% data variables.product.prodname_copilot_short %} license from multiple organizations:
+
+* **{% data variables.product.prodname_enterprise %}** license usage is allocated to the oldest organization and charges are allocated to the cost center containing that organization.
+* **{% data variables.product.prodname_copilot_short %}** license and product usage is allocated to one of the organizations and charges are allocated to the cost center containing that organization.
+
+See [AUTOTITLE](/copilot/managing-copilot/managing-copilot-for-your-enterprise/managing-the-copilot-subscription-for-your-enterprise/about-billing-for-github-copilot-in-your-enterprise#about-seat-assignment-for-copilot-in-your-enterprise).
 
 ## Understanding cost center usage and attribution
 
@@ -86,6 +94,8 @@ The following example illustrates how usage is assigned to cost centers for lice
 
 ### The users
 
+![Diagram illustrating the description of four users and their organization membership.](/assets/images/help/billing/cost-center-example-1.png)
+
 There are four users, each a member of one or more organizations in the enterprise.
 
 | User | Organization membership |
@@ -114,12 +124,14 @@ There are two cost centers in the enterprise, each with different users or organ
 
 The following table illustrates how spending for each user is allocated to a cost center based on their membership of an organization or cost center. Any usage not assigned to a cost center is categorized as "Enterprise Only" spending.
 
+![Diagram illustrating the assignment of users and organizations to cost centers, with the allocation of costs for the four users.](/assets/images/help/billing/cost-center-example-2.png)
+
 {% rowheaders %}
 
 |             | Copilot charges | GHSP charges | GHE charges | Explanation |
 | ----------- | --------------- | ------------ | ----------- | ----------- |
 | Cost Center A | `user-1`, `user-3` | `user-1`, `user-3` | `user-1`, `user-3` | These users are assigned directly to the cost center. |
-| Cost Center B | `user-2`, `user-4` | {% octicon "dash" aria-label="Not applicable" %} | {% octicon "dash" aria-label="Not applicable" %} | These users aren't directly assigned to a cost center, so Copilot charges are assigned based on organization membership, whereas GHSP and GHE default to enterprise spending. |
-| Enterprise Only (default) | {% octicon "dash" aria-label="Not applicable" %} | `user-2`, `user-4` | `user-2`, `user-4` | These users aren't directly assigned to a cost center, so GHSP and GHE default to enterprise spending. |
+| Cost Center B | `user-2`, `user-4` | {% octicon "dash" aria-label="Not applicable" %} | `user-2`, `user-4` | These users aren't directly assigned to a cost center, so Copilot and GHE charges are assigned based on organization membership, whereas GHSP defaults to enterprise spending. |
+| Enterprise Only (default) | {% octicon "dash" aria-label="Not applicable" %} | `user-2`, `user-4` | {% octicon "dash" aria-label="Not applicable" %} | These users aren't directly assigned to a cost center, so GHSP defaults to enterprise spending. |
 
 {% endrowheaders %}

assets/images/help/billing/cost-center-example-2.png

@@ -1,6 +1,7 @@
 To allocate metered spending to a cost center, you add repositories, organizations, or users to the cost center.
 
-* For **metered** products like {% data variables.product.prodname_actions %}, cost centers are charged based on the **repositories or organizations** in the cost center, as this is where the usage takes place.
-* For **metered license-based** products like {% data variables.product.prodname_copilot %}, cost centers are charged based on the **users** in the cost center.
+* For **usage-based** products, like {% data variables.product.prodname_actions %}, cost centers are charged based on the **repositories or organizations** in the cost center, as this is where the usage takes place.
+* For **license-based** products, like {% data variables.product.prodname_copilot %}, cost centers are charged based on the **users** in the cost center.
+* For products billed by **{% data variables.product.prodname_pru %}** usage, like {% data variables.copilot.copilot_coding_agent %}, cost centers are also charged based on the **users** in the cost center.
 
 Cost centers only apply to metered usage, and do not work with volume or subscription billing.

content/billing/reference/cost-center-allocation.md

@@ -17,7 +17,7 @@ copilot_free_short: 'Copilot Free'
 
 ## Copilot billing
 # Price per additional premium request
-additional_premium_requests: '$0.04 USD'
+additional_premium_requests: '$0.04 USD' # Note that these are also used to bill other products
 # Price per month for Copilot Pro
 cfi_price_per_month: '$10 USD'
 # Price per year for Copilot Pro

data/reusables/billing/cost-center-allocation.md

@@ -308,6 +308,11 @@ prodname_arctic_vault: 'Arctic Code Vault'
 prodname_copilot: 'GitHub Copilot'
 prodname_copilot_short: 'Copilot'
 
+# Premium requests (used to bill products like Copilot, Spark)
+prodname_pru: 'premium request'
+prodname_prus: 'premium requests'
+prodname_prus_caps: 'Premium requests'
+
 # GitHub Spark
 prodname_spark: 'GitHub Spark'
 prodname_spark_short: 'Spark'