diff --git a/returns.json b/returns.json
new file mode 100644
index 0000000..256111b
--- /dev/null
+++ b/returns.json
@@ -0,0 +1,7 @@
+[                                     
+	{ "type": "pack", "code": "rtnotz" },
+	{ "type": "pack", "code": "rtdwl" },
+	{ "type": "pack", "code": "rtptc" },
+	{ "type": "pack", "code": "rttfa" },
+	{ "type": "pack", "code": "rttcu" }
+]
\ No newline at end of file