'unitprices' => $conf->exists('invoice-unitprice'),
'smallernotes' => $conf->exists('invoice-smallernotes'),
'smallerfooter' => $conf->exists('invoice-smallerfooter'),
'unitprices' => $conf->exists('invoice-unitprice'),
'smallernotes' => $conf->exists('invoice-smallernotes'),
'smallerfooter' => $conf->exists('invoice-smallerfooter'),