Answer :
The letter of a letter of gratitude to your aunts serves as an example of an informal letter, because it is written to a close relatives .
What is an informal letter and how can it be written?
An informal letter can be described as a form of letter that is been written to people we know personally, which are our close relatives , it can be described as the letter that can be used to show appreciation, check the instance below.
Dear sister,
I am so happy to write this letter to you, how is work and your family? hope your little daughter id doing fine.
Sister Jane, i am very happy to tell you that today is my matriculation day at school, and i am so excited about it, and i am so happy because you have been my support in all ways up to this stage, may God continue to bless you.
Yours sincerely,
James
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