Quick mail question @

[jakebur01]

What would be a good things I could add on to this script so that yahoo, hotmail, and others are not as likely to detect my e-mails as spam and that would give it authentication?

 

Thanks,

 

Jake

<?php
$to      = '[email protected]';
$subject = 'follow up';
$message = 'hello';
$headers = 'From: [email protected]' . "\r\n" .
    'Reply-To: [email protected]' . "\r\n" .
    'X-Mailer: PHP/' . phpversion();

mail($to, $subject, $message, $headers);
?>