This video explains the top three advantages that merchants state as the reason why they upgraded their ecommerce software to Nexternal Solutions from the open source platform OScommerce. <br /><br />More Information: http://www.nexternal.com/ecommerce/compare_shopping_carts.asp. <br />Homepage: http://www.nexternal.com <br />Demo: http://www.nexternal.com/ecommerce/demo.asp