# Advanced tutorials

- [How to Embed a Voice Message in your Newsletters with Vocal](/vocal-docs/advanced-tutorials/how-to-embed-a-voice-message-in-your-newsletters-with-vocal.md): Start sending voice messages in your newsletters
- [Setup custom domain & customise theme](/vocal-docs/advanced-tutorials/setup-custom-domain-and-customise-theme.md): Enable your custom domain and customise the theme and branding to fit your business
- [How to use AI to send voice messages](/vocal-docs/advanced-tutorials/how-to-use-ai-to-send-voice-messages.md)