Even the most polished network plans can collapse during deployment due to a hidden gap between design and reality. Traditional planning tools operate in silos and rely on outdated assumptions—like accurate GIS data or up-to-date inventory. In today’s multi-layered networks, that’s no longer enough. This article explores why static planning falls short, how real-time inventory like VC4’s Service2Create bridges the gap, and what operators need to ensure their rollouts succeed the first time.