How to Free Copy or Backup DVD with DVD Shrink?

If you are looking to make a backup copy of a purchased DVD disc which is often dual-layer, you should prepare a dual-layer blank DVD, which which are noticeably more expensive than regular blanks, you will need to make sure the resulting copy is 4.36GB or less in size. http://www.multipelife.com/free-backup-dvd-with-dvd-shrink.html