diff --git a/03 Bookshop.md b/03 Bookshop.md
index 29bcc6f..ceb1374 100644
--- a/03 Bookshop.md	
+++ b/03 Bookshop.md	
@@ -33,6 +33,8 @@ If the user is logged in with the **admin** account they should see a **Stock le
 
 The ISBN-13 number should be considered the _primary key_. If stock is added for a book that is already in the system it should update the existing record rather than adding a new one.
 
+> To demonstrate this feature and to prove that the form works correctly you will need to show that the data is being persisted correctly, either by running a database query or an API call depending on the platform and technology you are using.
+
 ## Feature 2
 
 The _Stock Levels_ screen should display the books that have been added to stock using the form from the part 1 task. This page should display: