diff --git a/Large-app-how-to.md b/Large-app-how-to.md
index b1db906..35d98d8 100644
--- a/Large-app-how-to.md
+++ b/Large-app-how-to.md
@@ -30,12 +30,13 @@ WTF (What the Form) Provides a easy way to handle user's data submission.
 # Overview
 Ok, so from now, we should have all the libs ready. Here the folder structures:
 
-    config.py  
-    run.py  
-    shell.py  
+    config.py
+    run.py
+    shell.py 
     app.db
     app/__init__.py
     app/constants.py
+    app/static
 
 For every module (or sub app... ) well have this file structure (here for the users module)
 
@@ -45,11 +46,16 @@ For every module (or sub app... ) well have this file structure (here for the us
     app/users/constants.py
     app/users/models.py
     app/users/decorators.py
+
+for every module that need templating (jinja) we store those in the templates folder + module directory.
+
     app/templates/users/login.html
     app/templates/users/register.html
     ...
 
-We'll create 4 modules, a user module (manage user's registration, login, password lost, profile edit and maybe Third party Login/Registration) an email sub module intended to be used by a queuing server, and a post and comments modules
+for the static file, flask will automagically serve static files from this static folder. If you want to use another folder... you can read about that here: http://flask.pocoo.org/docs/api/#application-object 
+
+We'll create 4 modules, a user module (manage user's registration, login, password lost, profile edit and maybe Third party Login/Registration) an emails sub module intended to be used by a queuing server, and a posts and comments modules
 
 ## Config
 `run.py` will be used to launch the web server.