This guide offers students a method of preparing for exams by taking them through the content of the specification and reinforcing the work they have already done. It includes examiners' tips and comments on preparing for and sitting the exam and explains how the case studies should be used. It also provides guidance on how to approach the decision-making paper and uses short questions to make revision an active process. The book also contains double-page spreads, which contain key information for revising each area of subject content.