Marlin GTX enables supplier invoices and delivery dockets to be recorded using the Purchases module.
Supplier invoices are used to record final charges and bring products into stock.
Delivery dockets are used to receive stock before the supplier invoice is received.
The Purchases module can be accessed by selecting Main > Data Entry > Purchases from the menu bar.

Invoicing Purchases
The Purchases module will open on the Supplier Tax Invoice screen by default.

To add supplier invoices:
- Select the Supplier
- Enter the Supplier Invoice Number
- Select the Salesperson
- Select the Invoice Date
- Enter the Total Invoice Amount
- Press Tab to calculate GST

To add products:
- Click the picker icon or press F4
- Enter Quantity
- Edit the Description if required
- Click Add to add additional lines
Click Finalise to commit the invoice.
Products on the invoice will be brought into stock and the invoice total will be added to the supplier balance.
Purchase order details can be added by selecting Import Purchase Order from the Add drop-down at the top of the details list.

Non-Inventory Expenses
Non-inventory expenses and assets can also be added to supplier invoices by selecting Expense Code or Asset Code when adding a product
Select Telephone Landlines for phone bills.
Select Plant and Equipment for asset purchases.
Expense and asset codes must exist as products before they can be selected.
Delivery Dockets
Delivery dockets can be added to add received products to inventory before the supplier invoice is entered.
To add delivery dockets:
- Select Delivery Docket in the Purchases module

In the Enter Delivery Docket window that opens:
- Select the Supplier
- Enter the Delivery Docket Number
- Select the Salesperson
- Enter the Date
- Add products and Quantities
- Leave Cost blank if unknown
- Click Finalise
Products will be brought into stock using the last known cost.
Invoicing Delivery Dockets
Delivery dockets can be fully invoiced once the supplier invoice is received.
To invoice delivery dockets:
- Select Supplier Tax Invoice in the Purchases module
- Select the Supplier

If there are open delivery dockets for that supplier, the Select Delivery Docket window will open.

In the pop-up:
- Select the required docket
- Click Import
The delivery docket lines will be added to the invoice:
- Enter the Supplier Invoice Number and Salesperson
- Click Finalise to complete the invoice
If delivery dockets are not imported and the invoice is entered manually, stock will be duplicated.
Always import delivery dockets when invoicing received goods.
See the Purchase Invoices help guide.

