Ensure that the letter is strictly formal and professional in tone
- Mention the exact reason for writing the letter
- State the number of days required (leave/ or event)
- Mention contact information
- State any arrangements (if required)
- If writing the letter for the issue of any documents (like character certificates), provide supporting documents, such as fee receipts, or marks cards.
- Ensure that no slangs are used at any point in the letter
Proofread the letter for grammar, spelling or factual errors before sending it