premise: Upon written request by the Disclosing Party, the Recipient shall return to the Disclosing Party, or shall destroy in a manner satisfactory to the Disclosing Party, all tangible or electronic forms of Confidential Information, including any and all copies of the Confidential Information or notes containing the Confidential Information, and shall provide a written certification to the Disclosing Party that all tangible forms of the Confidential Information have been returned or destroyed.