Client and POS are not joint employers for any purpose under this Agreement. POS will determine how to staff its Services under this Agreement. POS reserves the right to assign the personnel to perform the Services and Additional Services and to replace or reassign such employees. POS Personnel may rotate between this engagement and other engagements of POS. Client may request that an POS employee working under this Agreement be reassigned by giving POS written notice thereof, specifying the reasons therefore.