Check card activity online to know what happened possible reason: 1 You need to pay fee after certain amount of time, maybe 6 months? read T&C 2 Your card was stolen by someone. A lot of these cards get stolen these days. https://slickdeals.net/f/9853204-psa-staples-rebate-cards-are-being-hacked 3 Next time ,use it asap. Just prepay your water/electricity/gas/cable etc.