When you write a complaint letter to a company, you desire a specific result such as the replacement of a broken or malfunctioning product. When a complaint letter is written professionally, you are more likely to get the result you want. Business letters are typically written in block format, so writing your complaint letter in block format will make it look professional. The letter mentioned below incorporates an experience in which the shopper is offended by the rude behavior of the customer service agent who talks to her countrymen in her native language. ...