This document discusses retrospectives and provides tips for effective retrospectives. It defines a retrospective as a meeting where a team looks back on past work to learn lessons and apply them to future projects. The document then lists common "smells" or problems that can occur in retrospectives, such as actions not being completed, ideas not connecting to real issues, blaming others, and the same problems recurring without improvement. It emphasizes the importance of learning from experience through reflective retrospectives in order to continuously improve.