The Adrenaline offers can be used on pre booked experiences, the offers are applied per experience not on the total bill so if you are booking 4 experiences then 4 vouchers would need to be redeemed to get 25% off each experience. The redemption is made by the merchant they will enter their pin to redeem your offer. The Adrenaline offer are non-depleting so they can be used throughout the year. These offers are also not available to be used in conjunction with any other offer or promotion that the merchant has available.