Online wholesale retailer offers cryptocurrency cash back for purchases Online bulk-products retailer Boxed.com has partnered with rewards app Lolli to give customers bitcoin cash back for their purchases. New York-based Lolli Inc. said Thursday that Boxed shoppers can now use its app to earn up to 5% back in bitcoin digital currency on their everyday orders, such as paper towels, snacks and cleaning supplies. Also headquartered in New York, Boxed provides warehouse club-style shopping — including groceries, pantry items, household staples, health and beauty aids, office supplies, and a variety of organic and green products — in a digital setting and without membership fees.