diff --git a/doc/src/How2ReadData/How2ReadData.do.txt b/doc/src/How2ReadData/How2ReadData.do.txt
index 4c4e0463e..fd51fdfac 100644
--- a/doc/src/How2ReadData/How2ReadData.do.txt
+++ b/doc/src/How2ReadData/How2ReadData.do.txt
@@ -2,7 +2,11 @@ TITLE: Data Analysis and Machine Learning: Getting started, our first data and M
 AUTHOR: Morten Hjorth-Jensen {copyright, 1999-present|CC BY-NC} at Department of Physics, University of Oslo & Department of Physics and Astronomy and National Superconducting Cyclotron Laboratory, Michigan State University
 DATE: today
 
+!split
+===== To do =====
 
+* rewrite totally, shuffle statistics material to stat part
+* lin algebra part to be removed
 
 
 ===== Introduction =====