Question

want proper informal letter written with proper format

Answer 1

format of informal letter
senders address
leave a line
date
leave a line
salutation. like{ dear sister,brother etc}
leave a line
content of the letter in 2-3 paragraphs
description like { yours lovingly,faithfully}

Answer 2

Hello friend!
Here's ur answer!
Format of an informal letter:
(your residence),
(your lane),
(Your city),

(your district- pin code )
(date) .
Dear_____,
________________________
___________________________.
Yours faithfully,
(your name).

Hope it helps!!