These scratch labels are very common in the market. We use these on a lot of things, such as : Prepaid Calling CardsPrepaid Top Up Cards used to re-fill the mobile phone balancePre-paid Gift Cards for promoting businessesLucky Draw Coupons Raffles Tickets during Bazaars in schools, colleges and other places during campaigns and festival timesMembership Cards to activate the membership with a unique passwordDebit Card ATM PinsBank DocumentsHigh Security Purposes