--- a/thesis/tex/0-preface.tex	Tue Dec 16 14:10:07 2008 +0100
+++ b/thesis/tex/0-preface.tex	Tue Dec 16 15:00:21 2008 +0100
@@ -46,6 +46,35 @@
 << write about the bundled CD, and tell what's included >> %TODO
 
 
+\section*{Typographic conventions}
+%TODO: check if this tells what is really used!
+%FIXME: make it complete!
+%FIXME: remove everything not needed. Maybe write only a few sentences text.
+The following typographic conventions are used in this book:
+
+\begin{tabular}{ p{0.15\textwidth} p{0.8\textwidth} }
+\emph{Italic} &
+is used for names, including command names, file name, hostnames, usernames and email addresses.
+Further more it is used to emphasize text.
+\\ &\\
+
+\texttt{Constant Width} &
+is used for source code, contents of files and output from programs.
+\\ &\\
+
+\texttt{\$} &
+indicates the the user shell prompt.
+\\ &\\
+
+\texttt{\#} &
+indicates the the root shell prompt.
+\\
+\end{tabular}
+
+
+
+
+
 \section*{Acknowledgments}
 %FIXME: write this at the very end.
 % dont forget: proove readers, suggestion makers, supporters, ...