> ## Documentation Index
> Fetch the complete documentation index at: https://developer.voyado.com/llms.txt
> Use this file to discover all available pages before exploring further.

# The Campaigns domain

Campaigns in Engage covers email, SMS and postal sendouts.

For how to create and localize emails for your audiences, see the Help Center:

<Card title="Create your emails in Design Studio" href="https://help.engage.voyado.com/hc/en-gb/categories/23596162495004-Email-Design-Studio" icon="https://mintcdn.com/voyado/Ns4bBcK3LNctK_Un/icons/help-center-link.png?fit=max&auto=format&n=Ns4bBcK3LNctK_Un&q=85&s=3e7ca2ce0b8cfb9fbd27a4bdf53b2ce1" horizontal width="128" height="128" data-path="icons/help-center-link.png" />

In the following sections you can learn about:

* Email deliverability
* Bounced and unsubscribed
* Sending SMS messages
* Using external content
* Suggested products