With this plugin, each user can create their own mention groups, which will allow them to automatically mention multiple users at the same time.The plugin adds another menu item to the richtext editor where the user can select the group with the user he wants to mention at the same time. To create a group, just add a name to the group an select the user u want to add. Created group will be liste in a list in the manageing tab.This allows the user to manage his own groups. Change the name of the group or add/remove member from the group.
Admin can configurate the amount of groups a user can create or how many member a user can to each group.