This document provides an overview of key user research methods including field studies, user personas, card sorting, prototyping, usability testing, and customer journey maps. It discusses why user research is important for understanding users, identifying needs and opportunities, and aligning products with user goals. Specific methods are described like field studies to learn from observing users in context, card sorting to understand user mental models and priorities, and prototyping to quickly test designs with users. The document encourages testing designs frequently with users to foster innovation and highlights that the user research process is more critical than any specific tool.