By using the Prices button, you can see information about the part numbers to which the customer has been linked in the Update Part - Sales. If there are linked prices, the sign # will be shown on the button. This is done under the Customer links heading in that procedure.
Here you can update the data for existing links. You can update the columns Discount, Customer's part number, Comment and Valid through date.
By using the button Insert selection, you can insert parts from selections.
You can also add and delete links. You add new link rows by pressing Tab. Link rows are deleted by using the Delete row button.