diff --git a/store/README.md b/store/README.md
index fdedaa29..004ff307 100644
--- a/store/README.md
+++ b/store/README.md
@@ -37,14 +37,17 @@ It's based on Flask-Babel : <https://python-babel.github.io>
 
 ```bash
 source venv/bin/activate
+
+# Extract the english sentences from the code, needed if you modified it
 pybabel extract --ignore-dirs venv -F babel.cfg -o messages.pot .
 
-# If working on a new locale : initialize it (in this example: fr)
+# If working on a new locale: initialize it (in this example: fr)
 pybabel init -i messages.pot -d translations -l fr
 # Otherwise, update the existing .po:
 pybabel update -i messages.pot -d translations
 
 # ... translate stuff in translations/<lang>/LC_MESSAGES/messages.po
+# re-run the 'update' command to let Babel properly format the text
 # then compile:
 pybabel compile -d translations
 ```