diff --git a/en/nixify-haskell-parts.md b/en/nixify-haskell-parts.md
index 4b9299e9..a85e1b58 100644
--- a/en/nixify-haskell-parts.md
+++ b/en/nixify-haskell-parts.md
@@ -6,3 +6,12 @@ short-title: 2. Using flake-parts
 
 >[!warning] TODO: Write this! 
 > For now, see the code: https://github.com/juspay/todo-app/pull/9
+
+Things to highlight:
+
+- [[flake-parts]] can be used as lightweight as `forAllSystems` alternative
+- allows us to split top-level flake.nix into small .nix files
+- allows us to define [[nix-modules|our own modules]] and use them (just like [[nixos]] options)
+- nuts and bolts:
+  - perSystem, and its args (`self'`, etc.)
+  - `debug` option and inspecting in repl