" A business model describes the flow between key components of the company: •  value proposition, which the company offers (product/service, benefits) •  customer segments, such as users, and payers, or moms or teens •  distribution channels to reach customers and offer them the value proposition •  customer relationships to create demand •  revenue streams generated by the value proposition(s) •  resources needed to make the business model possible •  activities necessary to implement the business model •  partners who participate in the business and their motivations for doing so •  cost structure resulting from the business model The "

― Steve Blank , The Startup Owner's Manual: The Step-By-Step Guide for Building a Great Company