Add a disclaimer which must be accepted by all users before they can join your account. Navigate to Settings > Disclaimer and add your text to the editor. After you press 'Save' the disclaimer will automatically be switched on for future invitations.

Once the disclaimer is switched on a link will appear at the below of user invitations. It can be viewed by clicking on the link.

By clicking 'JOIN US', users are legally accepting your disclaimer terms along with the Glasscubes 'Terms of Site Use' and the 'Privacy Policy'.