Here’s a well kept secret….Symantec offer a way to check you have the latest Norton product on your system and they actually give you a free upgrade if not.
If you are running a Norton product such as Internet Security, Antivirus or 360, click here to check for a free upgrade to other versions of Norton.
Save the file to your desktop and run it, it will prompt for action if you can get a free upgrade.
For cheap prices on Norton renewals, take a look at my software store which currently has huge discounts on Norton products