AllBusiness. comTraditionally, startup businesses draft a business plan for three specific reasons: to articulate their vision for the business, to document how they plan to solve key challenges, and to pitch their business idea to potential investors. But what if I told you that business plans for startup companies are usually not worth the effort?Developing an engaging “pitch deck” to present your company to prospective investors instead of a business plan is the new norm. The pitch deck frequently consists of 15-20 PowerPoint slides as well as is planned to showcase the company’s goods, technology , in addition to lineup to the investors .