Turnstile uses Slack to notify you of events within your Turnstile instance.
Set up
Go to your Settings > Integrations page to set up Slack and choose which channel to post messages to. Both private and public slack channels are eligible to receive Turnstile notifications.
Slack Notifications
Once the slack integration is set up, you can toggle on/off the type of Turnstile notifications you receive in the Settings > Notification preferences