The document discusses a new project management trend called Globally Distributed Delivery Model (GDDM). GDDM involves managing projects with teams located across multiple locations, time zones, cultures and service providers. The key challenges of GDDM include effective communication, collaboration and cultural differences across distributed teams. Some strategies to overcome these challenges are establishing clear communication frequencies and methods, developing trust among team members, and understanding cultural differences. The document provides best practices for project managers to successfully execute GDDM projects.