If you already know how to write conventional programs in a high-level language like Basic, C, or Pascal, the following information could be for you. Maybe you are familiar with REXX, maybe not. Maybe you have done some object-oriented programming and maybe you haven't. But if you want to learn more about object-oriented (OO) programming using one of the simplest, most powerful, most popular languages ever made available, you have come to the right place.