There are several ways to use a Shopping cart software. You can choose to buy a script and host it your self, or you could even decide that you want a free solution, and go search google for an option. But there is a third option. You can find a hosted solution.
For this, there is a valid option that you must consider if you are planning to have a hosted shopping. Ashop Commerce is a web based, meaning that there is no installation requirement. It is an affordable e-commerce software, you just pay a small monthly fee , depending on your region and the plan you choose. But the best is that you have a free 10 day trial. That is enough time for you to make a decision on how good this software can be or not.
I could give you 6 good reasons to choose this shopping cart software, but I will let you visit their website and see for yourself what they have to say you. 
