Using the stock line buttons
If you have activated the Stock line buttons in POS Settings you will notice some buttons at the bottom of the POS screen. That is, if you have created the required stock lines and have linked stock items to the stock lines. Each stock line can have up to 36 items. You may select as many items as required before clicking Finish. As you press each button the item is added to the sold items list. To change the quantity change the number in the Quantity field before pressing the button.
The stock lines button form appears as follows:
The above example is for takeaways - in this case pizzas.. For how to set up stock line buttons