You can, now, purchase a discount voucher, valid for 1 year, for different discount % values. See below.
You can purchase this 20% discount, valid for 1 year, from date of purchase, for the cost of:
£20
You can purchase this 30% discount, valid for 1 year, from date of purchase, for the cost of:
£30
You can purchase this 40% discount, valid for 1 year, from date of purchase, for the cost of:
£40
You can purchase this 50% discount, valid for 1 year, from date of purchase, for the cost of:
£50