End the emails you send to candidates with a personal email signature.
Setting an email signature
From anywhere in the tool, click Settings in the sidebar
Next, click My profile and scroll down to Email signature
Add a signature. You can use HTML
Click Save changes
That's it! If you compose an e-mail you can now choose to add your signature.
Note: Your signature won't be visible in the email composer, but it will be added to the email.