diff --git a/Large-app-how-to.md b/Large-app-how-to.md
index 74e6312..9958b01 100644
--- a/Large-app-how-to.md
+++ b/Large-app-how-to.md
@@ -1,3 +1,10 @@
+***This document is unofficial!* It includes advice taken from many unofficial
+resources and never went through some sort of review process. The practices
+described here may be useful, but at the same time they might be dangerous too.
+Please keep that in mind, and do NOT add any additional information to this
+document. Instead, use your own site or blog. This page is kept just because
+many StackOverflow answers still refer to it.**
+
 This document is an attempt to describe the first step of a large project structure with flask and some basic modules:
 
 * SQLAlchemy
@@ -470,17 +477,3 @@ now you can go in your root and run `python run.py` ... this should give you som
      * Restarting with reloader
 
 Open your web-browser at [http://127.0.0.1:5000/users/me/], you should be redirected to the login page and see a link to the register page.
-
-# Other good practices
-
-# Testing
-
-## Caching
-
-## Javascript namespaces
-
-# Setting up your web server
-
-## NGinx
-
-## Apache
\ No newline at end of file