This lesson will cover the basic structure of written legal analysis: IRAC. IRAC stands for Issue, Rule, Application/Analysis, Conclusion. There are slightly different versions of IRAC which may be used for different legal documents. This lesson will focus on IRAC for essay exam writing. Some faculty may prefer CRAC, or CIRAC, where the conclusion is placed first. You may also learn CRREAC for writing legal memos and briefs, which stands for Conclusion, Rule, Rule Explanation, Application, Conclusion.