If you are trying to amend the parts price/allow discount in the Parts > Point Of Sale- please carry out the following:
Once the part to be sold is entered, select the Override (F2) button next to the price. As highlighted below:
Please note if the Override (F2) function is greyed out the part has not been set up to allow a discount.
This can be amended in the parts record.
Selecting the Override button will display the following window:
This window allows you to enter a new sale price or apply a discount to the retail price.
PLEASE NOTE - the sale price is shown on the invoice.