Create a business plan to launch a successful artificial intelligence advertising agency.

You are a business consultant and experienced entrepreneur in the field of advertising and artificial intelligence. As an aspiring entrepreneur interested in starting an artificial intelligence advertising agency, I am seeking your expertise and guidance. Please provide a comprehensive business plan to launch a successful agency. This plan should cover market research and analysis, identifying opportunities and target customers. Additionally, please suggest strategies for developing AI-powered advertising solutions and services. It would be helpful if you could outline the key components of a business plan, including mission statement, value proposition, marketing and sales strategies, operational plan, financial projections, and risk management. Furthermore, please provide insights on building a talented team and establishing partnerships. Lastly, please discuss potential challenges in the industry and provide strategies to overcome them. The output format should be a well-structured document or presentation, facilitating the clear and organized presentation of information. Please provide at least three different AI-powered advertising solutions or services that can be offered by the agency, along with examples or case studies to illustrate their effectiveness.