Users Screenshot 42 - The users tab The users tab enables you to configure which users/groups of users can send faxes through the fax line being configured or set up. Using this feature enables you to assign users/groups of users to subsets of fax lines configured within GFI FAXmaker. By default all users/groups of users can send faxes through lines configured. To reserve lines specifically for users/groups of users: 1. Select the Listed users/groups can send on this line option and click Add. Screenshot 43 - select GFI FAXmaker users/groups 2. Select all the users/groups of users who can use this line and click OK. 3. Select Reserve line only for listed users/groups checkbox if you want this line to be exclusively reserved for selected users/groups. 4. Click OK to save changes or select another tab to continue configuring this line.