diff --git a/07 - GameDevSpace/Marketing/00 - Market hub.md b/07 - GameDevSpace/Marketing/00 - Market hub.md
index 608d597..6b9d7fc 100644
--- a/07 - GameDevSpace/Marketing/00 - Market hub.md	
+++ b/07 - GameDevSpace/Marketing/00 - Market hub.md	
@@ -14,9 +14,11 @@ cssclasses:
 - ### Market study
 	- [[Job to be done]]
 	- [[Archétypes]]
-- ### Of
-	- Content 3
-	- Content 4
+	- [[The Four Fits]]
+- ### Product core
+	- [[Product Market Fit]]
+	- [[Business model]]
+	- [[Channels]]
 - ### Content
 	- Content 5
 	- Content 6