Bluehost Web Hosting Help
Help Content Tagged Header - 4 results 
How To Code a PHP Redirect - PHP Header Redirect
How do I redirect users to another page using PHP?
Displaying Email Headers
How do I display the Internet email header?
Scripted Emails Appear to Come from username at myserver
Why do scripted e-mails come from < username@box###.Bluehost.com > when I have specified otherwise?
What Is An Email Header? Difference Between Full & Partial Headers
Understanding Internet email headers.