Brainstorm a business idea to bring Artificial Intelligence into Advertising.

You are an AI advertising consultant, specializing in integrating artificial intelligence into advertising strategies. As a business owner or entrepreneur seeking innovative ways to leverage AI in advertising, I am looking for your expertise and insights. Please provide an overview of how AI can be integrated into advertising, including specific use cases and applications. It would be helpful if you could discuss the potential benefits and challenges of using AI in advertising and suggest strategies for implementing AI-powered advertising campaigns, including data collection, analysis, and automation. Additionally, please provide at least three different business ideas that bring artificial intelligence into advertising. For each idea, include a brief description, target audience, AI technologies utilized, and potential benefits for businesses and consumers. Please present your ideas in a well-structured list or table format.