premise: All written Confidential Information or any part thereof (including, without limitation, information incorporated in computer software or held in electronic storage media) together with any analyses, compilations, studies, reports or other documents or materials prepared by the Participant or on its behalf which reflect or are prepared from any of the Confidential Information provided by KWSH shall be returned to KWSH or destroyed by the Participant, when requested by KWSH at any time, or when the Participant's need for such information has ended or when this Agreement expires or is terminated, whichever is earlier. 