The Group Assignation Consumer plugin is a very simple plugin.
His goal is to add the user would is consuming a serial (from the selected pack) to a specific Joomla user group.

Parameters of the plugin

Name - The name for the consumer. This name is only display in the backend and users won't see it.

Published - Does the consumer could be use, or not.

Pack - You have to select the pack which will contains the serial that the configuration will accept.
When a serial from this pack will be consume, this configuration will be triggered and the logged user will receive a new group.

Group ID - You have to specified the Joomla group ID where you want to add the user.