Generative AI could disrupt professional writing instruction, but banning AI tools seems unproductive. This article outlines a rhetorical approach for adapting business writing instruction for the AI age: It suggests AI use cases that align with the rhetorical canons, illustrates each with real-world business examples, and ends with suggestions for using AI to build students’ critical genre awareness. This approach should prove useful for business writing instructors who want to ground their AI-related instruction in enduring pedagogical theory.