Choose any business idea that could be successful. Maybe it is a business idea you are considering for the future. You are not limited to the amount of money you have initially. In other words, you are not limited in the size of the business implementation you choose. Your marketing plan will assess if your business idea has viability. So, assume you have the funding to start the business. You simply want to predict, as best as possible, if you can stay in business. I recommend creating a small to mid-size business. It would be easier to assess 

 Provide a one paragraph (2-4 sentences) summary of your marketing idea plan