WooCommerce PDF Product Vouchers: Preventing redeeming twice
How do you prevent customers from gaming the system and redeeming the same WooCommerce PDF Product Voucher twice? Make sure the WooCommerce PDF Product Voucher includes a voucher number field, which makes every voucher unique. Then, customers much redeem using the voucher number and the voucher will get a ‘redeemed’ status associated with a date. … Continue reading
