# Advanced Options E-mail API

## Priority Email Sending - Email Priority

For time-critical email messages, such as authentication codes, one-time passwords, or security alerts, MessageFlow offers a dedicated channel: MessageFlow Priority. This service ensures maximum processing and sending priority within our infrastructure. 

Detailed information regarding MessageFlow Priority and its applications can be found in the dedicated section: [messageflow-priority](https://docs.messageflow.com/advanced-features/messageflow-priority "mention")