The document provides instructions for course registration at I-Shou University. It outlines the following steps: 1) Log in to the university information system using the same credentials as the webmail system. 2) Click on "Curriculum - Course Add/Drop and Withdrawal" and then "Student Course Selection" to access registration. 3) To add a course, enter the course number or select the department, grade, and specific course before submitting to complete registration.