diff --git a/README.md b/README.md
index 96604ea..35d7a7d 100644
--- a/README.md
+++ b/README.md
@@ -22,11 +22,11 @@ Run `flutter doctor` and fix everything it complains before proceeding
 
 - Copy `env.sh.example` and set it up for your machine
 - Ensure you have run `gomobile init`
-- In Android Studio, make sure you have the current ndk installed by going to Tools -> SDK Manager, go to the SDK Tools tab, check the `Show package details` box, expand the NDK section and select `27.0.12077973` version.
-- Ensure you have downloaded an ndk via android studio, this is likely not the default one and you need to check the
+- In Android Studio, make sure you have the current NDK installed by going to Tools → SDK Manager, go to the SDK Tools tab, check the `Show package details` box, expand the NDK section and select `27.0.12077973` version.
+- Ensure you have downloaded a NDK via android studio, this is likely not the default one, and you need to check the
   `Show package details` box to select the correct version. The correct version comes from the error when you try and compile
 - Make sure you have `gem` installed with `sudo gem install`
-- If on MacOS arm, `sudo gem install ffi -- --enable-libffi-alloc`
+- If on macOS arm, `sudo gem install ffi -- --enable-libffi-alloc`
 
 If you are having issues with iOS pods, try blowing it all away! `cd ios && rm -rf Pods/ Podfile.lock && pod install --repo-update`
 
@@ -39,21 +39,13 @@ Use:
 dart format lib/ test/ -l 120
 ```
 
-In Android Studio, set the line length using Preferences -> Editor -> Code Style -> Dart -> Line length, set it to 120.  Enable auto-format with Preferences -> Languages & Frameworks -> Flutter -> Format code on save.
+In Android Studio, set the line length using Preferences → Editor → Code Style → Dart → Line length, set it to 120.  Enable auto-format with Preferences → Languages & Frameworks → Flutter → Format code on save.
+
+# Prerelease
+
+Push a git tag `v#.#.#-##`, e.g. `v0.5.2-0`, and `.github/release.yml` will build a draft release and publish it to iOS TestFlight and Android internal track.
 
 
 # Release
 
-Update `version` in `pubspec.yaml` to reflect this release, then
-
-## Android
-
-`flutter build appbundle`
-
-This will create an android app bundle at `build/app/outputs/bundle/release/`
-
-Upload the android bundle to the google play store https://play.google.com/apps/publish
-
-## iOS
-
-In xcode, Release -> Archive then follow the directions to upload to the app store. If you have issues, https://flutter.dev/docs/deployment/ios#create-a-build-archive
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+We manually promote a prerelease build from TestFlight and Android internal track to the public app stores, and then mark the associated draft release as published, removing the `-##` from it.
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