Business ethics is a tricky area because the point of business, to produce a profit, often conflicts with what might be termed ethical. Ethicists rarely have a strong grasp of business or life outside of idealized environments.
How many times have you purchased a product, set it up without directions, failed and then reverted to the manual? We can then work by trial and error or get the instructions and save ourselves much grief.
Communication is defined as a process whereby information is exchanged between individuals through a common system of symbols, signs or behaviors. Human communication is the process of making sense out of the world and sharing that sense with others.