These features are still in beta; the linked page is only going to work if you've applied and the features have been made available to your organization.
The signup for the beta is on Trello's public development board: https://trello.com/c/2A9OEGta
These features are still in beta; the linked page is only going to work if you've applied and the features have been made available to your organization.
The signup for the beta is on Trello's public development board: https://trello.com/c/2A9OEGta