\begin{document}
\frame{\titlepage}
+\note[itemize]{
+\item Small tour: what can we describe in \clash{}
+\item Quick real demo
+}
\include{introduction}
\include{PolyAlu}
+\include{demo}
\include{reducer}
\include{howdoesitwork}
-\include{demo}
\include{summery}
\end{document}
\ No newline at end of file