1. Stickers are awarded per order and balances are not carried over
2. Vouchers cannot be redeemed at stores
3. Vouchers can only be used once, on a single order
4. If the full value of the voucher is not used, the balance will be forfeited.
5. Vouchers cannot be redeemed against sale items
6. Vouchers are valid for 3 months from date of issue