Spam tip: Have your personal domain redirect all emails to gmail. Then when signing up on a website, enter "name_of_website.com@yourdomain.com" as your email.

Spam tip: Have your personal domain redirect all emails to gmail. Then when signing up on a website, enter "name_of_website.com@yourdomain.com" as your email. Helps to see which websites sell your email address to spammers. Also provides protection against websites stealing your email password.