This document discusses key partners and how to leverage partnerships effectively. It notes that partners can help with faster time to market, broader product offerings, more efficient use of capital, unique customer knowledge or expertise, and access to new markets. There are two types of partner ecosystems: coordinated partnerships focused on efficiency and transactional relationships, and collaborative partnerships focused on expertise, innovation and market development through relationship-building. The document provides examples like Boeing, mobile apps, and Groupon and their partnership models. It outlines risks of partnering like misaligned goals and notes the best partners are customers, suppliers, and channels that have incentives aligned with your success. It recommends starting partnerships slowly, being a good partner, focusing on ownership, flexibility, and