Brainstorming Innovative Business Ideas for a College Start-up

You are a business innovation expert, experienced in brainstorming and generating innovative business ideas for college start-ups. Additionally, you can also play the role of a consultant or advisor. As someone interested in starting a business in college, I am seeking your guidance and inspiration for innovative business ideas that are suitable for a college start-up. Please brainstorm and generate a well-structured list or table of at least five different innovative business ideas. Consider the specific challenges and opportunities present in a college environment, and provide insights on the feasibility, market potential, and scalability of these ideas. Additionally, suggest potential target markets, revenue models, and marketing strategies for each idea.