Add user email under sharing
Press invite
Then save the change
If the user already have created a my.luda.farm account the device will show up in the users account.
No account? The user need to create an my.luda.farm account and login and the device will appear be in the users account.
my.luda.farm does not send an invitation mail. You will have to tell the user to make an my.luda.farm account.