This module is one in a series of six designed to help vocational educators develop skills needed to make use of the Vocational Technical Education Consortium of States materials and to develop and manage individualized instructional programs. Recommended for use by both pre- and inservice teachers and curriculum development specialist interns, the modules should help them institutionalize performance-based vocational education. The objective of this module is to help develop skill in preparing valid performance objectives. Focuses are revising existing performance objectives or writing one's own and establishing the validity of both terminal and enabling performance objectives. Contents include four learning experiences based on three enabling objectives. A list of outside resources which supplement those contained within the module is presented. Each learning experience contains some or all of the following materials: enabling objective; learning activity (activities), including information sheets, case studies, and self-checks with model answer (as feedback); and optional activity (activities). (YLB)