Updates from review

Author: johndowns

articles/frontdoor/scenario-storage-blobs.md

@@ -85,7 +85,7 @@ You can also use the Front Door WAF to perform [rate limiting](../web-applicatio
 
 ### Resiliency
 
-Front Door has provides a 99.99% availability service level agreement (SLA). As a globally distributed service, Front Door is resilient to failures of single Azure regions and PoPs.
+Front Door is a highly available service, and because of its globally distributed architecture, it's resilient to failures of single Azure regions and PoPs.
 
 By using the Front Door cache, you reduce the load on your storage account. Additionally, if your storage account is unavailable, Front Door might be able to continue to serve cached responses until your application recovers.
 

articles/frontdoor/scenarios.md

@@ -42,7 +42,7 @@ Front Door's security capabilities help to protect your application servers from
 - **DDoS protection:** Because of Front Door's architecture, it can also absorb large [distributed denial of service (DDoS) attacks](front-door-ddos.md) and prevent the traffic from reaching your application.
 - **Private Link origins:** [Private Link integration](private-link.md) helps you to protect your backend applications, ensuring that traffic can only reach your application by passing through Front Door and its security protections.
 
-When you have strict network security requirments, you can use Azure Front Door to manage inbound HTTP and HTTPS traffic to your application, and use [Azure Firewall](../firewall/overview.md) to control non-HTTP and egress traffic.
+When you have strict network security requirements, you can use Azure Front Door to manage inbound HTTP and HTTPS traffic to your application, and use [Azure Firewall](../firewall/overview.md) to control non-HTTP and egress traffic.
 
 ### Reliability