What are the differences between formal and informal response letters?

Can you explain the differences between formal and informal response letters?

Sure! Formal response letters are used in professional settings, while informal ones are more casual and personal.

What are some examples of situations where I would use each type?

You'd use a formal letter for job applications or complaints, and an informal letter for personal invitations or friendly notes.

How should I start a formal response letter?

Begin with a proper salutation, such as 'Dear [Name],' followed by a clear introduction of your purpose.

And what about an informal letter?

For informal letters, you can start with a casual greeting like 'Hi [Name]!' or 'Hey [Name]!' to set a friendly tone.