Log in to admin.cosafe.se and go to users. You will see a list of all the users you have added to your account. In the column Invitations you can see if the user has a green envelope (invited) or orange (not invited)
To invite the users do the following:
1. Log on to the Adminpanel
2. Go to the tab User
3. Check all users or the user(s) you want to invite
4. Select Invite