By default, Email Messages will appear as from The recipient will receive an error if they try to reply to the email.  
You can, however, set a custom no-reply email address. 

How to Use 

You can customize your No-Reply email address while in the SmartList Options screen:
  • Select the text link "Reply To?"
  • Enter in your custom reply-to email address (the email address that will receive the reply)
  • Enter in your custom reply-to display name (the name the recipient will see when replying)
  • To quickly set it as yourself, select the text link "Me?"