A blank canvas to draw upon.
The middle of the Business Presentation Pyramid is the nine boxes of the Business Model Canvas. These are unchanged from how they are presented in Business Model Generation and together describe the core business model of your business.
Remember, a business model explains why anyone would want to be your customer, how they interact with your business, how they pay for the product/service, and what is needed by your company to deliver that product or service.
In short, this section of the Pyramid answers the big question: How does the business work?