\documentclass{article}
\usepackage[max=4, rendition=2]{renditions}

%\rendition{3}

\parindent0pt\parskip6pt

\begin{document}
This is a test file for renditions.

\begin{rendition1}
Rendition 1
\end{rendition1}

\begin{rendition2}
Rendition 2
\end{rendition2}

\begin{rendition3}
Rendition 3
\end{rendition3}

\begin{rendition4}
Rendition 4
\end{rendition4}

\end{document}