"How to use" of the Sample Marketing Class

send.php

<?php
require_once('./class/lib/PHPMailer_Class.php');
require_once('./class/Marketing_Class.php');

if($_SERVER['REQUEST_METHOD'] == 'POST')
{
  $marketing = new Marketing;
  $marketing->destination = dirname(__FILE__) . '/files/';
  $marketing->type = 'html';
  $marketing->file = $_FILES;
  $marketing->csv = $_FILES;
  $marketing->send_marketing();
}

else 
{
  exit();
}