Get custom domain-based email addresses for all your employees and set up email groups for different departments, in a few simple steps. Features like email and domain aliases help you manage your custom domains like a pro. When it comes to communication between different organizations or businesses, the most formal and reliable way is to send emails. To make your brand stand out and look authentic, all official communication should come from custom email addresses that contain your business’ domain—for instance, [email protected]. You can get started by creating a domain for your business and then setting up custom email addresses in your domain.