I am using PHPMailer - https://github.com/PHPMailer/PHPMailer to send an email with attachment. The mails gets sent to gmail/hotmail but they get send to "Junk", how do I avoid this? What could be the trustable domain from which I can easily send to User's inbox?
<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
require 'vendor/autoload.php';
require_once "./vendor/phpmailer/phpmailer/src/PHPMailer.php";
require_once "./vendor/phpmailer/phpmailer/src/Exception.php";
require_once "./vendor/phpmailer/phpmailer/src/POP3.php";
require_once "./vendor/phpmailer/phpmailer/src/SMTP.php";
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;
$email = new PHPMailer();
$email->From = 'Steven123@gmail.com';
$email->FromName = 'Steven';
$email->Subject = 'PDF attachment';
$email->Body = 'Hi';
$email->AddAddress( 'NAME_OF_THE_USER@gmail.com' );
$email->AddAttachment( "./PDF.pdf" , "PDF.pdf", 'base64', 'application/octet-stream' );
$email->Send();
?>