When writing a letter to a younger brother, you can use a friendly, informal tone.
It is important to start the letter by writing the city and present date, write the body of the text and end with a cordial greeting.
Some tips for writing an effective cover letter are:
As the reason for the letter is to tell your younger brother about your studies at the hostel and your daily routine, you can write a descriptive text, using sensory language so that the sender can imagine the scene with greater realism and emotion.
As this is a matter of creativity, it needs to be written exclusively by you, but I hope these tips help!
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