Hi

Im looking for some help on a use case diagram. I'm using the Modern Systems Analysis and Design (8th edition) and focusing on the Petrie Electronics Case. I know I should have two actors, the customer and the system but I am not certain about the cases needed. The pictures below is for a better understanding (its from the book/chapter) it provides more detail.

PE TABLE 7-1 Four Core Functions of Petrie's Customer Loyalty System Function Descripti Record customer When a customer makes a purchase, the transaction must be recorded in the activities customer loyalty system, as the rewards the system generates are driven by purchases. Similarly, when a customer a by the it must also be recorded, that the customer activity records can be updated to show that the coupon has been used and is now invalid. Send promotions Data about customer activities provide information about what types of products customers tend to buy and in what quantities. This information helps determine what sales promotion materials are best targeted at what customers. Customers who buy lots of video games should receive promotions about games, game platforms, and HD TVs, for example. Generate point Data about customer activities is used to redemption generate coupons for future purchases Those coupons must be made available coupons to customers, either as paper coupons sent in the mail, or they should be made available online, in the customer's private account area. Once created, the customer activity database needs to be updated to show the creation of the coupon. The loyalty points needed to create the coupon must be deducted from the customer's total points. Generate customer From time to time, either in the mail or electronically, customers need to be send reports account reports that show their recent purchases, the coupons they have been issued that have not yet been redeemed, and the total points they have amassed from their purchases