diff --git a/docs/TODO b/docs/TODO
index 0ea63177e..97b97c384 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -8,13 +8,21 @@ Backlog (raw)
     - requires polkit [introspection]
     - install simulation -> rigo:simulate:i:<dep>
     - removal simulation -> rigo:simulate:r:<dep>
+    - upgrade simulation -> rigo:simulate:u
 
     - [F] App Install support
-          - implement removal
           - make possible to undo accidental enqueue, give 5 seconds?
             -> Undo feature via NotificationBox?
+          - cancel updates calculation if app request is raised
+          - AppTransactionOutcome, bring payload (dep collision,
+            dep not found)
 
     - [F] System Upgrade support
+          - cancel updates calculation if system upgrade is spawned
+          - AppTransactionOutcome, bring payload (dep collision,
+            dep not found)
+          - signal removable pkgs (orphaned pkgs)
+          - keep calculate_updates() cached
     - [F] Configuration files Update
 
     - preferences: