Some email providers (like GMAIL) allow you to also send emails from your ashby lake address within your private email. Below are instructions on how to do it from a gmail account (you would need to test from another account)
1. Go into your email provider (in this case gmail)
2. Click on settings, and then see all settings:
3. Click on "accounts and import" and then click on "add another email address"
4. Enter your account information: