%audience% administrators (intermediate) One of the purposes of [[WikiGroup]]s is to allow a [[Wiki Administrator]] to customize the features of PmWiki on a per-group basis. Here is where ''per group customizations'' come into play. The ''local/'' subdirectory (in the same directory that holds ''pmwiki.php'') is used to hold local configuration files. To perform [[local customizations]] for a particular WikiGroup, place the customizations in a file called "''.php''" (where '''' is the actual name of the page group in question) in the ''local/'' subdirectory. This file will be automatically processed after processing any local customizations in the ''config.php'' file. For example, to change the image displayed in the upper-left corner of pages in the "Chess" WikiGroup, one could create ''local/Chess.php'' containing >