1. Go to Administrative ► System Options and scroll down to POS Options.
2. Enter a value in the Giveaway Threshold Amount – Percentage option. This option sets the most a giveaway can be as a percentage of the sale. For example, if this threshold is set at 20 percent, and you sell a $100 item, the value of the giveaway cannot exceed $20. If this threshold is exceeded at point of sale, an override will be required.
3. Also in System Options ► POS, scroll down to Return Items when on a Sale with a Giveaway Item to set the level of security needed to permit giveaway returns.
4. Scroll down to System Options ► Receipt Options and indicate whether the percent threshold should be shown in Show Discount Percent Threshold.
5. Scroll down to System Options ► Wording Options and indicate how you want giveaways to be described on receipts.