Weekly legacy docs review

Updated the reviewed date and added sections on architectural foundations and messaging concepts.

Author: soujay

nservicebus/messaging/index.md

@@ -1,17 +1,21 @@
 ---
 title: Messaging
 summary: Outline the various approach to sending-receiving, defining messages and common messaging patterns.
-reviewed: 2024-01-03
+reviewed: 2025-10-03
 ---
 
-NServiceBus is an implementation of a [message-based architecture](https://www.enterpriseintegrationpatterns.com/patterns/messaging/Messaging.html). As such it implements many of the common [messaging patterns](https://www.enterpriseintegrationpatterns.com/patterns/messaging/index.html)
+NServiceBus is an implementation of a [message-based architecture](https://www.enterpriseintegrationpatterns.com/patterns/messaging/Messaging.html). As such it implements many of the common [messaging patterns](https://www.enterpriseintegrationpatterns.com/patterns/messaging/index.html) to support distributed, decoupled systems
 
-For example:
+##  Architectural Foundations
+
+NServiceBus applies key messaging patterns to solve common challenges in distributed systems:
 
 * [Messages, events and commands](/nservicebus/messaging/messages-events-commands.md) are an implementation of the [Message](https://www.enterpriseintegrationpatterns.com/patterns/messaging/Message.html), [Event](https://www.enterpriseintegrationpatterns.com/patterns/messaging/EventMessage.html) and [Command](https://www.enterpriseintegrationpatterns.com/patterns/messaging/CommandMessage.html) patterns.
 * [Persistence](/persistence/) is an implementation of the [Shared Database Pattern](https://www.enterpriseintegrationpatterns.com/patterns/messaging/SharedDataBaseIntegration.html)
 * [Publish-Subscribe](/nservicebus/messaging/publish-subscribe/) is an implementation of the [Durable Subscription Pattern](https://www.enterpriseintegrationpatterns.com/patterns/messaging/DurableSubscription.html)
 
+## Messaging Concepts in NServiceBus
+
 The approaches to messaging in NServiceBus can be categorized into the following concepts:
 
 * [Messages, events and commands](/nservicebus/messaging/messages-events-commands.md)
@@ -23,4 +27,4 @@ The approaches to messaging in NServiceBus can be categorized into the following
 * [Message routing](/nservicebus/messaging/routing.md)
 * [Scheduling](/nservicebus/scheduling/)
 * [Outbox](/nservicebus/outbox/)
-* [Databus](/nservicebus/messaging/claimcheck/)
+* [Databus](/nservicebus/messaging/claimcheck/)