According to your text, impersonal communication should always be avoided. According to your text, effective communicators are able to establish warm relationships with everyone they encounter.

What is an impersonal communication?

-Impersonal communication involves communicating with people such a sales clerks and servers, and you have no history or future with them. Written, spoken and unspoken elements of communication to which people assign meaning.

What is difference between interpersonal and impersonal?

Impersonal communication is communication based on social roles; for example a conversation between a car salesman and a potential buyer. Interpersonal communication is the process in which people share feelings through verbal and non-verbal gestures.