A billing admin of an organisation has rights to manage subscription and payment methods, and download receipts for the organisation.1. Go to 'Settings' by clicking on the profile card on the bottom left and then click on 'My organisation'.3. Click on the pen-shaped edit button on the right side of 'Billing admin'.4. Enter the email of the person to be assigned as billing admin and click on 'Send Invitation'.Once the invitation is sent, the person will receive an email. S/he can then sign up/ login to the app.