Background and Objectives of the Job Aid (Part 3 of 3) In the third article of this three part series, the author discusses the remaining portions of the Job Aid, specifically, the Discussion and Analysis Section of the Job Aid which addresses: Evidence-Based Valuation Analysis, Theory-Based Valuation Analysis, and Weighting of Factors and Approaches and shares his views on the value and limits of this document. Read Part 1 and Part 2.