Merge pull request #200443 from meenasaravanan02/partition-key

Update service-fabric-reliable-services-communication-remoting.md

Author: PRMerger8

articles/service-fabric/service-fabric-reliable-services-communication-remoting.md

@@ -2,7 +2,7 @@
 title: Service remoting by using C# in Service Fabric
 description: Service Fabric remoting allows clients and services to communicate with C# services by using a remote procedure call.
 ms.topic: conceptual
-ms.date: 05/17/2022
+ms.date: 06/03/2022
 ms.custom: devx-track-csharp
 ---
 # Service remoting in C# with Reliable Services
@@ -64,6 +64,9 @@ class MyService : StatelessService, IMyService
 
 ## Call remote service methods
 
+> [!NOTE]
+> If you are using more than one partition, the ServiceProxy.Create() must be provided the appropriate ServicePartitionKey. This is not needed for a one partition scenario.
+
 Calling methods on a service by using the remoting stack is done by using a local proxy to the service through the `Microsoft.ServiceFabric.Services.Remoting.Client.ServiceProxy` class. The `ServiceProxy` method creates a local proxy by using the same interface that the service implements. With that proxy, you can call methods on the interface remotely.
 
 ```csharp