Online Content: Site 1 According to the site, what kind of information should the customer include in a letter of complaint?
1. The letter should be clear and concise 2. Stat exactly what you expect and what should be done 3. Use a calm tone that does not come across angry, sarcastic, or threatening 4. Include copied relevant documents 5. Include your name and contact information. https://www.consumer.ftc.gov/blog/how-write-effective-complaint-letter