One may invite anyone into a FAMILY or GROUP as an administrator.
From a Livingtree account on the web, click on My Network in the top menu bar and use the left navigation bar to select the intended FAMILY or GROUP.
Once on the network administration page, one may use the + Invite, + Invite Classroom Teacher, + Invite Others, + Invite Parent, or + Invite Student button (depending on the user's role) to invite a new user into a FAMILY or GROUP.

If you have any questions or need further assistance, please, contact Livingtree Support at support@livingtree.com.