diff --git a/bdd/arbre.json b/bdd/arbre.json
index 544b7b4..6a07deb 100644
--- a/bdd/arbre.json
+++ b/bdd/arbre.json
@@ -1,3 +1,29 @@
 {
-    
+    "technologies" : {
+        "html" : {
+            "nom":"HTML",
+
+            "elements":{
+                "button":{
+
+                    "nom":"button",
+                    "cout":10,
+                    "boost":10
+
+                }
+            },
+
+            "boost":10,
+            "cout":10
+        }
+    },
+
+
+    "collegues":{
+        "ada_lovelace":{
+            "nom":"Ada Lovelace",
+            "cout" : 10000,
+            "revenu_passif": 1000
+        }
+    }
 }
\ No newline at end of file