Find out how it works and use some examples for your site!
Use ASP to protect your pages from those you'd rather not have sniffing around.
One of the easiest you'll ever run into. Through ASP, create a thank-you page that is personalized and actually posts different information, depending on what the viewer entered in the guestbook.
Use ASP to set up random images on your Web pages.
Here's a user-submitted tutorial that explains how to use ASP to post, and keep track of, banner ads..