The sales ending date is defined according to the issuance amount of tickets and the productivity of printing facilities. Prize claiming deadline means the last day to pay prize after the sales ending date comes and is usually defined by a law. Although the sales ending date is planned by considering various conditions including marketing when the sales ending date is defined, the sales ending date must be planned so as for ticket delivery to be appropriately achieved within the sales ending date by considering the issuance amount in terms of risk management.

Table 1. Example of notice of sales ending date of instant lottery in Georgia[1] USA