L$02$ E$7-1$A$.$ Internal Control Explain how each of the following procedures strengthens a company's intent control:

a$.$ After preparing a check for a cash disbursement, the accountant for Timber Lumber Compers

E$7-7$A

cancels the supporting business documents $($purchase order, receiving report, and invoice$)$ stamping them PAID.

b$.$ The salespeople for Phinney Department Store give each customer a cash register receipt alory with the proper change. A sign on each cash register states that no refunds or exchanges are i$.$ lowed without the related cash register receipt.

c$.$ The ticket$-$taker at the Sunrise Theater tears each admission ticket in half and gives one half bat to the ticket purchaser. The seat number is printed on each half of the ticket.

d$.$ John Verde's restaurant provides servers with prenumbered customers' checks. The serven ars

E$7-8$A$.$

to void checks with mistakes on them and issue new ones rather than make corrections on then Voided checks must be given to the manager every day.