Letter of Complaint
General layout:
1. State the reason for writing the letter in the first paragraph.
2. Explain the problem in detail in the main body of the letter, include details like dates, time, and names of people involved etc.
3. Give precise and necessary information on the situation.
4. Make the complaint: state your dissatisfaction and how you suffered.
5. Use simple past tense when describing what happened.
6. State what action you want to be taken at the end of the letter.
7. Use simple present tense to express your wish / hope etc.