GoodBooks sales master menu has screens that allow you to define price lists for parties, price categories, etc. The various screens available are listed below:

Master                                          Particulars

Price list                                        Create price lists for items.
Price list type                               Define types for price lists.
Price Category                             Categorize various prices available.
Item Party                                   Store party-specific item details.
Party Price Category                  Create categories for party based prices.