Add reps and managers to your organization with an invite link.
Click "Members" under Admin.
Click "Invite Teammate".
Type their email.
Set how many days the link stays valid.
Click "Generate invite link" and send them the link.
The link appears here — click "Copy" and send it. Pending invites and join requests show under "Invite requests".
Back on Members, use the role menu on each row to make someone a member, manager, admin or owner.