This document discusses elements of nice user experience (UX) design. It is organized into four sections - solving problems, providing feedback, adding value, and creating unforgettable experiences. Each section provides multiple examples from companies like Google, Amazon, Twitter, and others that exemplify these UX principles through small but impactful design features and interactions. The overall message is that nice UX is achieved through addressing users' needs, keeping them informed, adding usefulness, and crafting memorable experiences.