% Blank page for notes
\newpage
\thispagestyle{empty}
\hbox{}

% Back cover page - or it it?
\newpage

% Pad pages to multiple of 2.
\newcounter{frontpages}
\setcounter{frontpages}{4 + \thelastfrontmatterpage}
\padpages{2}{\thefrontpages}

\pagecolor{havocpurple}
\thispagestyle{empty}
\mbox{}