Clarity on allowance vs perf, and links

Author: James-Green-Microsoft

articles/private-5g-core/modify-site-plan.md

@@ -12,12 +12,12 @@ ms.custom: template-how-to
 
 # Modify a site plan
 
-The *site plan* determines the throughput and the number of radio access network (RAN) connections for each site, as well as the number of devices that each network supports. The plan you selected when creating the site can be updated to support your deployment requirements as they change. In this how-to guide, you'll learn how to modify a site plan using the Azure portal.
+The *site plan* determines an allowance for the throughput and number of radio access network (RAN) connections for each site, as well as the number of devices that each network supports. The plan you selected when creating the site can be updated to support your deployment requirements as they change. In this how-to guide, you'll learn how to modify a site plan using the Azure portal.
 
 ## Prerequisites
 
 - Ensure you can sign in to the Azure portal using an account with access to the active subscription you used to create your private mobile network. This account must have the built-in Contributor or Owner role at the subscription scope.
-- Verify pricing and charges associated with the site plan to which you want to move.
+- Verify pricing and charges associated with the site plan to which you want to move. See the [Azure Private 5G Core Pricing Calculator](https://azure.microsoft.com/pricing/calculator/?service=private-5g-core) for in depth pricing information.
 
 ## Choose the new site plan