If you are a beginner at programming your TI-83 or TI-83 Plus, BASIC Guru Online mostly likely has a tutorial on what you're looking for. To look at the list of tutorials that are posted at this site, go to the Tutorials Home Page. At that page, there is a list of all the tutorials and a short description of what each is about. If you don't feel like searching that way, you can also search for a specific tutorial by going to the Site Search page. Just type in one or two keywords that describe what type of tutorial you're looking for, and if there is one at this site, you'll receive a link to it. It's just that simple.