📝👌 [RUM] documentation adjustments

packages/rum/README.md

@@ -75,14 +75,22 @@ datadogRum.init({
 
 ### Click action naming
 
-The RUM library will use various strategies to get a name for click actions, but if you want more
+The RUM library is using various strategies to get a name for click actions, but if you want more
 control, you can define a `data-dd-action-name` attribute on clickable elements (or any of their
-parents) that will be used to name the action. Example:
+parents) that will be used to name the action. Examples:
 
 ```html
 <a class="btn btn-default" href="#" role="button" data-dd-action-name="Login button">Try it out!</a>
 ```
 
+```html
+<div class="alert alert-danger" role="alert" data-dd-action-name="Dismiss alert">
+  <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span>
+  <span class="sr-only">Error:</span>
+  Enter a valid email address
+</div>
+```
+
 ## TypeScript support
 
 Types are compatible with TypeScript >= 3.0.