We guarante that our software will work on your server correctly, by the same way which you can preview in our online demos, as far as the server meets the requirements which are listed on our site. If the software will not work correctly even when your server will be properly configured and we will not be able to fix it in 2 days, we will fully refund the cost of your order. Even when problems will be caused by the server configuration, we will do the best to help you to resolve them.