1 This is a list of the actions that an External End Users needs to follow in order to obtain support help for E-Sourcing. It is referred to as the “End User Action Checklist”. STEP 1: Review the E-Sourcing Help Desk Numbers Refer to the list of E-Sourcing Help Desk Numbers provided by the DuPont Buyer, or Locate the E-Sourcing Help Desk numbers on the DuPont Supplier Center web site located at: http://www2.dupont.com/Supplier_Center/en_US/index.html STEP 2: Initiate support request with E-Sourcing Help Desk (Required if needed) Contract a E-Sourcing Help Desk by email or voice to report your issue or problem. The following information at minimal must be included: Your name, location and contact information Detailed description of problem or issue which requires assistance Priority / Business Impact – Low , Medium or High Requested completion date (to help the Help Desk and BPOs to prioritize) STEP 3: Test, close or escalate issue (Required) Implement and test the E-Sourcing Help Desk recommendation Depending on the results the E-Sourcing Help Desk will either close the request if successful or escalate through our internal support channels 4/13/2015 DUPONT CONFIDENTIAL