diff --git a/User-documentation.md b/User-documentation.md
index 3e148a9..c6e7225 100644
--- a/User-documentation.md
+++ b/User-documentation.md
@@ -1,5 +1,10 @@
 # User Documentation
 
+**This documentation is currently obsolete and in much need of revisions. Please stand by for updates...**
+
+**If you are a ReCodEx user and you wish to contribute, please, let us know...**
+
+
 Users interact with the ReCodEx through the web application. It is required to
 use a modern web browser with good HTML5 and CSS3 support. Among others, cookies
 and local storage are used. Also a decent JavaScript runtime must be provided by