PSA!!! Groupon exclusive Costco offer! When you join and become a Gold Star or Executive member you’ll get a $50 Costco Shop Card. Executive members unlock extra perks like $100 off at Costco.com and a $200 Digital Costco Shop Card with qualifying Costco Travel. grouponpartner groupondeals GiftingWithGroupon @groupon Digital Costco Shop Card is not redeemable for cash, except as required by law. Digital Costco Shop Cards are not accepted at Costco Gas Stations, Car Washes, or Food Court Kiosks. Valid only for new members and those whose memberships (Primary and Household) have been expired at least 18 months or more.