Update wording

Author: johndowns

articles/reliability/reliability-app-service.md

@@ -49,7 +49,7 @@ Microsoft-provided SDKs usually handle transient faults. Because you host your o
 
 [!INCLUDE [AZ support description](includes/reliability-availability-zone-description-include.md)]
 
-Azure App Service can be configured as *zone redundant*, which means that your resources are spread across multiple [availability zones](../reliability/availability-zones-overview.md). Spreading across multiple zones helps your production workloads achieve resiliency and reliability. You configure zone redundancy on App Service plans, and all apps that use the plan are made zone redundant.
+Azure App Service can be configured as *zone redundant*, which means that your resources are spread across multiple [availability zones](../reliability/availability-zones-overview.md). Spreading across multiple zones helps your production workloads achieve resiliency and reliability. When you configure zone redundancy on App Service plans, all apps that use the plan are made zone redundant.
 
 Instance spreading with a zone-redundant deployment is determined using the following rules. These rules apply even as the app scales in and out: