addressed Jason and Sebs comments

content/rancher/v2.x/en/tasks/workloads/add-a-sidecar/_index.md

@@ -1,6 +1,6 @@
 ---
 title: Adding a Sidecar
-weight: 
+weight: 200
 ---
 A _sidecar_ is a container that extends or enhances the main container in a pod. The main container and the sidecar share a pod, and therefore share the same network space and storage. You can add sidecars to existing workloads by using the **Add a Sidecar** option.
 
@@ -29,3 +29,7 @@ A _sidecar_ is a container that extends or enhances the main container in a pod.
 1. Click **Launch**.
 
 **Result:** The sidecar is deployed according to your parameters. Following its deployment, you can view the sidecar by selecting **Ellipsis icon (...) > Edit** for the main deployment.
+
+## Related Links
+
+- [The Distributed System ToolKit: Patterns for Composite Containers](https://kubernetes.io/blog/2015/06/the-distributed-system-toolkit-patterns/)

content/rancher/v2.x/en/tasks/workloads/add-ingress/_index.md

@@ -51,6 +51,8 @@ Ingress can be added for workloads to provide load balancing, SSL termination an
     - **Use as the default backend**
         
         Use this option to set an ingress rule for handling requests that don't match any other ingress rules. For example, use this option to route requests that can't be found to a `404` page.
+
+        >**Note:** If you deployed Rancher using RKE, a default backend is already configured. However, you can use this option to customize your backend.
         
         1. Add a **Target Backend**. Click either **Service** or **Workload** to add the target.