Barriers to communication refer to any obstacles or hindrances that distort, delay, or prevent the effective transmission and understanding of messages between individuals or within an individual. In the context of business communication, barriers reduce clarity, accuracy, and efficiency, leading to misunderstandings, conflicts, and poor decision-making. Among the various categories of communication barriers, intrapersonal barriers arise within the individual and significantly influence how messages are perceived, processed, and conveyed. These barriers are rooted in one’s psychological state, perceptions, attitudes, emotions, and personal limitations, and they operate before communication even reaches another person. One important type of intrapersonal barrier is perceptual barrier. Perception refers to the way an individual interprets information based on personal experiences, beliefs, and expectations. In business settings, people often perceive the same message differently because of selective perception, where individuals focus only on information that confirms their existing views and ignore the rest. This can lead to biased understanding, misinterpretation of instructions, and resistance to new ideas, thereby weakening effective communication. Emotional or psychological barriers also play a major role as