This is a database management question. Can you help me in generating buisness rules for the following situition which is to create an online system for arranging guest talks for univeristy students i will provide you with sample attributes and entities. I will also provide a sample buisness rules on how it should be written. PLEASE HELP. tHE SECOND PICTURE IS THE SAMPLE ANSWER ON HOW IT SHOULD BE WRITTEN AND THE FIRST PICTURE IS THE QUESTION

The entities are:

Entities: - Students -Talk -Organizers- talk incharge for each talk -Guests -Appointment -guess available time and date - Guest_Appointment - Attendance (A Student may or may not give attendance, an attendance is given for each student) -Admin ( An admin monitors all students. Each student monitored by an admin.) -Meeting (Each student may schedule a meeting; a meeting is scheduled by each student) -Department (Each student has a department. A department has many students)

TOPIC ONLINE SYSTEM FOR ARRANGING GUEST TALKS (FOR UNIVERSITY STUDENTS] A customer can own many (3) cars. Some customers do not own a car. A car is owned by one and only one customer. A car may generate one or more maintenance records. Each maintenance record is generated by one and only one car. Some cars have not (yet) generated a maintenance record. Each maintenance record may or may not use many parts