diff --git a/plantuml/useful characters.txt b/plantuml/useful characters.txt
new file mode 100644
index 0000000..ba5187a
--- /dev/null
+++ b/plantuml/useful characters.txt
@@ -0,0 +1,3 @@
+Fancy angle brackets (for parameterised paths):  ⧼param⧽
+Stereotypes (guillimets plus small space): « stereotype »
+Directionality: ⯅ ⯆ ⯇ ⯈
\ No newline at end of file