Staples Rewards® members receive 5% back in rewards on all items excluding taxes, postage, prepaid phone cards, delivery charges, coupons, gift cards and purchases made on third-party Web sites. Staples Rewards for Plus members are issued online monthly when the value of the Reward is at least $5. Rewards expire no less than 60 days after issuance. Monthly balances of less than $5 will roll over each month until the minimum is met for that calendar quarter. If the $5 minimum for the quarter has not been met, the balance will expire at the end of the quarter. Staples Rewards® for Premier members are issued online monthly, but only if the value of the Reward is at least $5. Rewards expire no less than 150 days after issuance.