Update README

README.md

@@ -103,8 +103,11 @@ If you navigate to the above URL you should see a simple form where you can ente
 some text. There should also be a table listing all the jobs currently in the database.
 
 If you enter text and hit `Submit` the webapp will create and submit a K8S Batch
-[Job](https://kubernetes.io/docs/concepts/workloads/controllehttps://kubernetes.io/docs/concepts/services-networking/service/rs/jobs-run-to-completion/)
-that will simply echo your text. You can view your job like so:
+[Job](https://kubernetes.io/docs/concepts/workloads/controllehttps://kubernetes.io/docs/concepts/services-networking/service/rs/jobs-run-to-completion/) from a template yaml file stored in a [ConfigMap](https://kubernetes.io/docs/tasks/configure-pod-container/configure-pod-configmap/) that will simply echo your text.
+
+> NOTE: Special permissions are required to submit jobs to the cluster from inside the cluster. A [ServiceAccount](https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/) is created as part of the Helm Chart with associated [RBAC](https://kubernetes.io/docs/reference/access-authn-authz/rbac/) resources to provide the appropriate perms.
+
+The submitted job can viewed like so:
 ```
 kubectl get jobs <name>
 ```