diff --git a/todo b/todo
index 663095c..8bd951c 100644
--- a/todo
+++ b/todo
@@ -3,4 +3,7 @@
 - [x] Thread.yields
 - [ ] Sleep option
 - [ ] Use linked list for queues (increase performance)
-- [ ] shutdown option
\ No newline at end of file
+- [ ] shutdown option
+- [ ] Queue policies
+    - [x] Length cap
+- [ ] Exceptions
\ No newline at end of file