- The billing address in the World Pay window must match your credit card address exactly, (the address in the World Pay window can be edited by scrolling down to the bottom of the window). The default address is your billing address.
- Your credit card must be cleared by your bank for payments on overseas software systems websites.
- Your Browser must compatible with EICC-On (either Mozilla Firefox or Google Chrome, which can be downloaded from the Internet free of charge).
- Your Pop-Ups are functioning, allowing the World Pay window to open when you click on Process Payment.