To sign up for paperless billing with Toronto Hydro Electric, customers typically need to access their online account through the Toronto Hydro website. Once logged in, there is usually an option available in the account settings or billing section that allows you to switch to paperless billing. Customers may be prompted to provide an email address where they wish to receive their bills and any notifications. It is important to ensure that the email address entered is accurate to avoid missing any important communications. Additionally, transitioning to paperless billing can offer convenience and help reduce environmental impact. For specific details or step-by-step guidance, it is advisable to visit the current Toronto Hydro website, where the most up-to-date information and resources can be found.