Taking the CUNY Assessment Test in Writing (CATW) provides the strategies and models students need to write an effective response to the CATW exam. It includes an overview of the exam's format, an explanation of how the exam will be assessed, a step-by-step guide to crafting an effective written response to a sample reading passage, tips for editing and proofreading, and lots of opportunities for practice. Whether used in a developmental writing course or by students preparing on their own, this guide can help students improve their writing and ace the CATW exam.