The document outlines a workshop led by Ariadna Font on building a Minimum Viable Product (MVP) using Lean UX techniques, focusing on user-driven design and development. It includes practical activities such as user research, scoping, prototyping, and usability testing with collaborative design sessions aimed at creating a mobile app for networking at an unconference. Various UX techniques are explained, such as empathy mapping, stakeholder mapping, and usability testing to validate assumptions and improve the design process.