- Click on the menu and head to Contracts, ‘Live Contracts’.
- Find the customer you are looking to raise the invoice for, click the edit button to the right-hand side to open their Contract page up.
- Head to the Purchase Orders Tab, click edit on the purchase order you’d like to confirm the delivery date for.
- On the left-hand side of the screen you have ‘Confirmation’
- Enter the confirmed delivery date here and press ‘Update Order’.