Features is not the most important for you, but secure. Secure ecommerce shopping cart will bring you as far as possible from hackers that try to know your password and account. Since I built this Joomla tutorial blog at 2008, this blog have hacked 2 times. They modify some files that make this blog unable to be opened. When the visitors enter this blog address and hit enter, they will see a error page because the hacker has modified it. How you avoid it? Use a secure one. I think you will safe.
