ppd and sponsor shall execute a project addendum evidencing the services to be provided by ppd. notwithstanding anything to the contrary herein, in the event ppd and sponsor agree upon a serious adverse event and medical management plan relating to a specific project (“smmp”), the parties shall comply with the terms and conditions of any such smmp. if sponsor fails to notify ppd of a dispute within such thirty (30) day period, all such disputes shall be deemed waived and sponsor shall pay the invoice in full. upon termination of any project addendum or this agreement pursuant to section 8, sponsor shall pay ppd all direct fees and pass through costs for all services, and any portion of services, performed through the termination date. any funds held by ppd which are unearned at the date of termination shall be returned to sponsor within thirty (30) days after the termination date of the project addendum or this agreement, whichever is applicable. upon the termination of this agreement or a project addendum, ppd shall cooperate with sponsor to provide for an orderly wind-down of the services provided by ppd hereunder. sponsor considers all such materials and information supplied to ppd by sponsor, or generated by ppd under this agreement to be confidential information of sponsor (“sponsor confidential information”).