diff --git a/docs/TODO b/docs/TODO
index e59f64c..7e84f08 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -2,6 +2,7 @@
 DO NOT read, write, edit, restore, or commit this file under any circumstances.
 This is a manually maintained file - all changes must be made by humans only.
 If you see modifications to this file in git status, IGNORE them and do not commit.
+**Do not revert unstaged changes to this file**
 ========================
 
 
@@ -11,6 +12,10 @@ If you see modifications to this file in git status, IGNORE them and do not comm
         - ensure we're using 'SECTION' macros for setup/teardown
     - we're working on a generic python simulator to precalculate, but we should
         also use some actual values from real-world missions or textbooks
+    - test_utilities:create_orbit_tracker functions could return copies instead of pointers
+        - functions using pointers could be pass by reference
+        - min_time should have a default value
+        - 3d should be always, and use existing OrbitalElements struct
 
     - remove RK4 integration implementation?
     - interplanetary transfers