Another documentation element

README.md

@@ -24,7 +24,9 @@ Remember to be in the folder where the requirements.txt file is
 pip install -r requirements.txt
 ```
 
-3. Run all database migrations
+3. Copy VIPSWeb/local_settings_sample.py into VIPSWeb/local_settings.py and adapt to your needs
+
+4. Run all database migrations
 
 ```
 ./manage.py migrate