diff --git a/ereuse_devicehub/inventory/forms.py b/ereuse_devicehub/inventory/forms.py
index b51097d5..4271191b 100644
--- a/ereuse_devicehub/inventory/forms.py
+++ b/ereuse_devicehub/inventory/forms.py
@@ -727,9 +727,10 @@ class TradeForm(NewActionForm):
         code = self.code.data
 
         if user_from and user_to:
+            #  both users exist, no further action is necessary
             return
 
-        # Creating receiver phantom account
+        # Create receiver (to) phantom account
         if user_from and not user_to:
             assert g.user.email == user_from
             user = self.create_user(code)
@@ -737,7 +738,7 @@ class TradeForm(NewActionForm):
             self.user_to = user
             return
 
-        # Creating supplier phantom account
+        # Create supplier (from) phantom account
         if not user_from and user_to:
             assert g.user.email == user_to
             user = self.create_user(code)