Introduction for the Work Order Preparation Check List Within this module user will enter items to be used in a checklist for a product and it will be used to record that, that action was taken for the work order, by whom and when it occurred.   Examples of check lists might be: Verify product revision, perform tooling setup, complete first article, deburring, or any other critical function for which the user wishes to have a verifiable record of being accomplished. The description of the checklist item may be up to 20 characters in length.   Note:  In order to complete the Unreleased Work Order List  user MUST also have the Product Data Management (PDM) optional module.