The document discusses communication and the communication process. It defines communication as transmitting information from one person to another and involves a sender, message, encoding, channel, receiver, decoding, and feedback. It describes verbal and nonverbal communication and lists common communication goals. The document also outlines barriers to communication such as physiological, psychological, social, cultural, environmental, semantic, organizational barriers and issues related to the communication process. It provides tips for overcoming barriers which include using the same language, considering cultural and social differences, and ensuring a comfortable environment for sharing information.