So, you have a great business idea and a basic foundation of your vision. Your next step, before pitching to investors or even thinking about launch day, is to write a solid business plan. A business plan serves as the guide to your business’s beginnings by laying out potential stumbling blocks and fielding your target market. However, crafting one isn’t always as easy as it seems. Below, nine members of Young Entrepreneur Council explain what they wish they’d known when they were writing their first business plans and why that would have helped them. Young Entrepreneur Council members share tips you should know before writing your business plan. Photos courtesy…