Select the Type as 'Customer (Receipts)' or 'Supplier (Payments)'
Select Print Cheque if using pre-printed cheque stationery for this supplier
Select Unregistered Supplier (no GST) for a supplier that is not registered for GST
Select Exclude from debtors/creditors if this name is not required in the debtors/creditors system, i.e. it is only used in cashbook transaction entries
Default as Internal Transactions - only used where multi-company installations of Cashbook do inter-company sales and purchases. Tick this box if you are doing such transactions and by default, if using this customer/supplier, you want those transactions marked as Internal
Enter the Name of the supplier or customer
Enter the ABN