Question

letter writing informal letter/formal letter ​

Answer 1

Explanation:

informal letter

/formal letter

Answer 2

Informal letter: Informal letters are written to close acquaintances of the writer, their friends, family, relatives, etc. Since they are written to close relations the letters have an informal and personal tone. Casual language is used while writing informal letters. And sometimes the letters may even have an emotional undertone.

formal letter : A formal letter is a letter, written in formal language, in the stipulated format, for official purpose. A letter written in an friendly manner, to someone you are familiar with, is called informal letter.

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