How to write an informal letter?

An informal letter is the letter we write to someone we’re close with, so it doesn’t have to be too formal. However, there still is a form we should follow when writing it. Here are some useful tips and phrases to help you write it. 


Dear (first name),

Thank you for your letter/mail.

It was great to hear from you.

I’m sorry I haven’t been in touch you for such a long time.

I hope you’re having a good/great time.

Inquiring about their news

How are you/your family? / How are things?

Great news about … Glad to hear that … Sorry to hear about …

Giving news

Listen, have I told you …? You’ll never believe …

I’ve got some good/bad news…

Oh, and another thing …

I thought you might be interested to hear that …


I’m writing to apologise for…

I’m really sorry that I forgot about your birthday/anniversary.


I’m/We’re having a party on Sunday and I hope you will be able to join us.

I was wondering if you’d like to go to the movies/camping with us?

Thank you very much for your invitation. I’d love to come.

Thank you for asking/inviting me to … but I’m afraid I won’t be able to …


I’m writing to ask for your help/you to do me a favor.

I hope you don’t mind me asking but could you (possibly) …?

I’d be very/really grateful if you could …

Expressing thanks

Thank you/thanks a bunch/a million.

I appreciate your help/invitation/advice.

It was so kind of you to …

I really appreciated all your help/advice.

Congratulations on getting a new job!

I wish you good luck with your new job/your driving test/your interview.

Making suggestions and recommend.

Why don’t you …? Maybe you could …? How about …?

If I were you, I’d…/I’d recommend that you…

Have you thought about…?/ Don’t miss to…


I should/must go now… Well, that’s all for now…

Give my love/regards to … Say hello to … Hope to hear from you soon.

See you soon! Write soon. Once again, thank you for all your help.

Signing off

Love/Lots of love/Take care/Yours/Best wishes,

First name

How to write an informal letter

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