diff --git a/next action.md b/next action.md
index 98468314a..a7121244a 100644
--- a/next action.md	
+++ b/next action.md	
@@ -1,6 +1,12 @@
-- A [[list]].
+- A [[tree]].
   - The concept comes from [[Getting Things Done]].
   - #pull [[do]] [[next actions]]
+  - May fall in a number of categories.
+  - [[personal]]
+  - [[flancia]]
+  - [[agora]]
+  - [[google]]]
+  - [[social coop]]