An online textbook exchange apparatus an associated methodology for receiving seller course material information from a seller including a first set of parameters and a course material survey, and generating a probability score. The online textbook exchange apparatus generates a course material profile containing the first set of parameters and the probability score and stores the course material profile in a memory. Buyer course material information is them received from a prospective buyer where the buyer course material information includes a second set of parameters. The online textbook exchange apparatus compares the one or more of the course material profiles to the second set of parameters and generates a set of comparison results. The one or more course material profiles and the respective probability score are then output to the prospective buyer based on the set of comparison results.