# Messaging Use Cases: OTP, Alerts, Reminders | ZafeConnect

> Explore common messaging use cases: one-time passcodes, appointment reminders, order notifications, transaction alerts, campaigns and customer support.

Canonical URL: https://www.zafeconnect.com/use-cases
Language: en
Last modified: 2026-11-09

## Messaging use cases

Start from what you want to achieve. Each use case lists the channels and products that fit.

- One-time passcode (OTP) verification: Fast, reliable delivery of verification codes. Fits: A2P SMS, Voice API, Numbers Lookup
- Appointment reminders: Reminders with confirm and reschedule built in. Fits: A2P SMS, 2-Way Messaging, RCS
- Order and delivery notifications: Confirmations, shipping updates and delivery alerts. Fits: A2P SMS, RCS, WhatsApp Business
- Transaction and security alerts: Fast, recognisable alerts for payments and account activity. Fits: A2P SMS, SenderID, SenderID Protection
- Promotional campaigns: Consent-based offers with rich content and clear results. Fits: RCS, A2P SMS, WhatsApp Business
- Customer support conversations: Conversations, chatbots and handover on one platform. Fits: Chatbot, Knowledge Base, 2-Way Messaging

- [One-time passcode (OTP) verification](https://www.zafeconnect.com/use-cases/otp-verification)
- [Appointment reminders](https://www.zafeconnect.com/use-cases/appointment-reminders)
- [Order and delivery notifications](https://www.zafeconnect.com/use-cases/order-and-delivery-notifications)
- [Transaction and security alerts](https://www.zafeconnect.com/use-cases/transaction-alerts)
- [Promotional campaigns](https://www.zafeconnect.com/use-cases/promotional-campaigns)
- [Customer support conversations](https://www.zafeconnect.com/use-cases/customer-support-conversations)