Den's Discord, Telegram, Slack and SMS bots send notifications to your team on a recurring basis until your transactions are executed.
Notifications are sent when a transactions is created, executed, or rejected. Reminder notifications are sent at a pre-defined frequency for transactions that have not been executed within that time frame.
These notifications help your team coordinate effectively to execute transactions fast. DAOs also use notifications for greater community transparency into multisig operations.
You can configure notifications by going to a Safe's Notification page. To get here, select your Safe and click the bell icon.