10. Describe a system of handling credits for a corporation whose goods are sold through branch houses, illustrating the necessary forms.

11. Describe a system for following up collections by means of duplicate invoices.

12. Explain how a card collection system can be arranged to indicate the names, the cards being filed according to due dates. If filed by name, how can the due dates be shown?

13. Illustrate a form of collection card suitable for a business of your own choosing.

14. Describe a system for handling the local collections of a wholesale house, illustrating the necessary forms.

15. How can collections be followed up directly from the ledger accounts?

16. Describe a system for keeping the accounts and handling the collections in a house selling furniture on the installment plan, illustrating all necessary forms.

17. Discuss the special factors to be considered in handling installment collections by mail.

18. What general ledger controlling accounts of the installment ledger are necessary? Explain the sources of entry to these accounts.