Building and interpreting insurance reserving models can seem daunting at first, especially when preparing for the CAS Exam 6, but with a clear step-by-step approach, it becomes manageable and even enjoyable. Reserving is a core part of actuarial work—it’s all about estimating the amount insurers need to set aside to pay future claims. Getting it right is crucial because reserves directly impact an insurance company’s financial health and regulatory compliance. So, let’s break down the process, share practical examples, and give you actionable advice that you can apply both in your exam and real-world actuarial practice.