When writing a letter, the following is the correct format:

Your full name and address

Your city, zip code and date.

The full name and address of the recipient.

The city and postal code of the recipient

The recipient's dear address (for example, dear dad, dear sir/madam, etc.). ):

Opening paragraph: state the purpose of writing a letter, and briefly introduce yourself and the reasons for writing.

Text paragraph: explain what you want to express, including specific details, opinions, feelings, questions or requirements.

Summary paragraph: summarize the contents of your letter, emphasize your request again, thank the recipient for his concern or help, and express his expectation for receiving a reply or further communication.

Conclusion: Write down your greetings, such as best wishes, best wishes, thank you, etc.

Your full name (handwritten signature) Your name (printed)

This is a standard letter format, and you can adjust and personalize it according to your needs. Remember to write clearly, concisely and politely, and express yourself in simple and easy-to-understand language. I hope this will help you!