diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index b0eeace..bac3e4b 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -10,6 +10,12 @@ Read that first.** In short:
 - CI green + 1 approval (a lead's if it can move hardware), then **Squash and merge**.
 - Leads bring tested releases into `main`; you never merge into `main` yourself.
 
+**Where to work:** clone this repo into the `dev/` folder of a Nova-Collected
+clone, e.g. `Nova/dev/frontend` (see "Getting started as a developer" in the
+Nova-Collected README), or anywhere else you like. Branch from `dev` there.
+Never work in the `prod/` or `pi/` submodules of Nova-Collected: they show the
+released version and are overwritten when it changes.
+
 This file only covers what is specific to this repo.
 
 ## Before you open a PR
@@ -26,7 +32,7 @@ CI runs the same checks on every PR.
 
 Run the backend with its simulators (see novaOps-back `CONTRIBUTING.md`), then
 `npm run dev`, and go through the testing procedure
-(`docs/testing-procedure.md` in Nova-Collected). The UI talks to the backend
+([testing procedure](https://github.com/UTATRocketry/Nova-Collected/blob/main/docs/development/testing-procedure.md)). The UI talks to the backend
 URL in `.env.local`; copy `.env.example` to start.
 
 ## Scopes for PR titles