diff --git a/README.md b/README.md
index 8c0d52c..4b4c460 100644
--- a/README.md
+++ b/README.md
@@ -111,3 +111,12 @@ Items that contain metadata (i.e. written books, petz, ..) cannot be traded.
 Dammaged items and items containing metadata cannot be given to the NPC.
 The trade can be added through the edit options menu when talking to the NPC
 as owner.
+
+Trades can either be attached to dialog options (and show up as results there)
+via the edit options dialog or just be trades that are shown in a trade list.
+
+The trade list can be accessed from the NPC's inventory.
+
+If there are trades that ought to show up in the general trade list (i.e. not
+only attached to dialog options), then a button "Let's trade" will be shown
+as option for the first dialog.