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guides/messaging/index.md

@@ -191,6 +191,11 @@ Find the code to receive events in *[@capire/bookstore/srv/mashup.js](https://gi
 The message payload is in the `data` property of the inbound `msg` object.
 
 
+::: tip
+To have more control over imported service definitions, you can set the `model` configuration of your external service to a cds file where you define the external service and only use the imported definitions your app needs. This way, plugins like [Open Resource Discovery (ORD)](../../plugins#ord-open-resource-discovery) know which parts of the external service you actually use in your application.
+:::
+
+
 ## In-Process Eventing
 
 As emitting and handling events is an intrinsic feature of the CAP core runtimes, there's nothing else required when emitters and receivers live in the same process.