diff --git a/Notes/Literature/PRINCE2.md b/Notes/Literature/PRINCE2.md
index 3b770b1..bbcbc83 100644
--- a/Notes/Literature/PRINCE2.md
+++ b/Notes/Literature/PRINCE2.md
@@ -27,6 +27,9 @@ A project is a temporary organization that is created for the purpose of deliver
 - The business case includes: reasons for the project, expected benefits, costs and time
 # Core principles
 ## [[Continued business justification]]
+The project must have a business case that shows that the project is value for money, i.e. there must be a reason to start and continue the project with a clear return on investment.
+> “Does the project have business justification?” = “Does the project have a valid business case?”
+
 
 
 ---