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    Eric Lefkofsky

    News about Eric Lefkofsky.

    Groupon lets merchants redeem vouchers via BLE

    May 23rd, 2014

    Prepaid voucher provider Groupon has launched an iPad-based point-of-sale terminal that uses Bluetooth Low Energy (BLE) to let merchants “instantly recognize their Groupon customers as they enter their business, seamlessly redeem Groupons and save time… More