Update 2017-04-27.md

Author: DovydasNavickas

docs/2017-04/2017-04-27.md

@@ -134,7 +134,11 @@ Want something more?
 ```
 Now you can unleash the power of declarative rule listing and composition and use props for an easy control of `Normalizers` behaviour.
 
-I hope now you're just exited as I am!
+When user is typing `discount123`, this is how it looks in the field (also, in the store):
+
+![image](https://cloud.githubusercontent.com/assets/7989797/25463183/2646d638-2afd-11e7-95e3-a4812d573435.png)
+
+`Normalizer` enforced all declared rules.
 
 This is how you easily organize and reuse your normalization logic.