How may communication alter because of individual's personal beliefs and preferences?

All of them. (Most at the very least) When we hear, we interpret the information using our past experience. - religious/cultural beliefs - some religions/cultures may not permit women/men to interact alone together - work commitments - impairments - hearing/visual - English as a second language - social anxiety/agoraphobia - family situation - young children can prevent or hinder communication - discomfort with the situation that communication takes place - discomfort about the topic in hand