You booked a meeting on a customer's calendar, and you want them to get a reminder email the day before so they actually show up. The obvious build is a cron job that wakes up every few minutes, scans for appointments coming up in 24 hours, and fires an email. That's a polling loop you have to run, scale, and debug. There's a cleaner way that uses three Nylas features together: you read the appointment from the calendar, schedule the reminder email for exactly 24 hours before it, and let a templ...