This document provides notes and analysis for key elements in the thriller film Memento including: - The nonlinear narrative structure using flashbacks and manipulation of time. - Stylistic elements like low-key lighting, close-ups, and overhead shots that emphasize clues and tension. - Ambiguous and unstable characters like Leonard who struggles with memory loss and piecing together events. - Themes of memory loss, mental instability, and characters creating alternate realities to forget their wrongdoings.