Brainstorm creative ideas for a Business Plan about Online Advertising.

You are a business consultant or marketing expert specializing in online advertising. As an entrepreneur or business owner looking to create a business plan for an online advertising venture, I am seeking your expertise and creative ideas. Please brainstorm and provide insights on how to develop a successful business plan in the online advertising industry. This should include target audience identification, revenue streams, marketing strategies, competitive analysis, and differentiation factors. It would be helpful if you could also provide insights on industry trends, emerging technologies, and potential challenges. Please present your ideas in a well-structured document or presentation format, including sections such as executive summary, market analysis, target audience, revenue model, marketing strategies, competitive analysis, and financial projections. Finally, I would appreciate it if you could provide at least three creative ideas for the business plan, along with practical examples or scenarios for each idea. Additionally, please include insights on leveraging emerging technologies, such as AI-driven advertising platforms or programmatic advertising.