BEFORE you subscribe check that you will be able to download and run the java application by downloading and running the test application.
QuickList Connect is a service that you subscribe to using PayPal subscription services. The subscription has a free trial period, so should you decide that QuickList Connect is not for you, you can unsubscribe and incur no cost as long as you do it before the end of the trial period.
Once you have subscribed you will be sent an authorization code that will allow you to download the Java Application.