diff --git a/15-draft.json b/15-draft.json
index f49b080..1e2cb80 100644
--- a/15-draft.json
+++ b/15-draft.json
@@ -27,7 +27,7 @@
       "type": "string"
     },
     "location": {
-      "description": "Position data such as a postal address or geographic coordinates",
+      "description": "Position data such as a postal address or geographic coordinates. Can be omitted for spaces without a fixed physical location.",
       "type": "object",
       "properties": {
         "address": {