Check-in reminders
SMS/email preferences — with deliberately health-free message bodies
PRD F5 · Phase 1–2
Web apps can't send push notifications — so check-ins ride SMS and email, user-selectable (both offered, per the founding meeting). Email ships first; SMS follows in Phase 2.
Your reminder settings
When
Quiet hours respected · unsubscribe stops everything immediately · one tap from the message lands on today's program.
Email preview
Your session is ready
Good morning — today's program is waiting for you. It takes about 20 minutes. → Open Vocal ER
🔍 Notice what's NOT in the message
No condition, no exercise names, no health details — ever. A reminder that leaks “your hoarseness program” into an SMS is a privacy breach waiting to happen. Health-free bodies are a hard rule at every tier (RESEARCH §2), which also keeps the consumer tier's sender options wide open.