Getting a custom email domain for your business is easy with Microsoft Office 365. You just need to create an account, find or enter your domain name, and start sending business-branded emails.
Take a guided tour of Microsoft 365 Business: http://msft.social/TWKhkO
Microsoft Outlook: http://msft.social/ftMwoP
How to start a business: http://msft.social/fu89h7
Get a custom email domain for your business with Microsoft Office 365