This document summarizes the first session of the URBACT Lab 1. It introduces the team, covers tools for action planning including the action planning model. It discusses the structure of the labs and ULSG work sessions. The document outlines the case study on the city of Allium, defines problems and stakeholders. It provides guidance on stakeholder analysis and engagement. The session aims to introduce the case study, define problems, map stakeholders, and introduce the first ULSG working session to apply these tools.