You can add additional users to Float using the following steps.
1. Select the 'x users' option from your main company dashboard
2. Select 'Invite new user'
2. Enter the first name, last name and email address of the person you would like to invite. Followed by the role they should be given (roles explained here)
3. Click 'Invite' to send the invite.
The new user will then be sent an email invitation to access Float, all done. If you're looking to remove a user, find out how here.