This document discusses business models and business model innovation. It begins by defining a business model as describing how an organization creates, delivers, and captures value. It then introduces the business model canvas as a tool to systematically describe and design business models using nine building blocks. The document explains common business model patterns and provides examples. It defines business model innovation as envisioning and implementing new ways of doing business to create customer value and competitive advantage. The document outlines a four step process for business model innovation: initiation, ideation, integration, and implementation. It emphasizes that innovation often involves adapting existing business model patterns rather than completely new ideas.