This document discusses self-disclosure and its importance in developing relationships. It identifies three types of information that can be disclosed: cultural, sociological, and psychological. Psychological disclosure involves sharing personal traits and attitudes and is most important for building close relationships. The document also discusses the Johari window model of self-awareness and disclosure. It notes that while disclosure can increase intimacy, people also fear potential consequences of revealing too much about themselves too soon. Elements of strong relationships include good communication skills, emotional expressiveness, care, commitment, and adaptation.